<?xml version='1.0' encoding='UTF-8'?><?xml-stylesheet href="http://www.blogger.com/styles/atom.css" type="text/css"?><feed xmlns='http://www.w3.org/2005/Atom' xmlns:openSearch='http://a9.com/-/spec/opensearchrss/1.0/' xmlns:georss='http://www.georss.org/georss' xmlns:gd='http://schemas.google.com/g/2005' xmlns:thr='http://purl.org/syndication/thread/1.0'><id>tag:blogger.com,1999:blog-820565219157390931</id><updated>2012-02-16T11:03:05.762-08:00</updated><title type='text'>No mundo da matemática</title><subtitle type='html'>Blog destinado a divulgação de trabalhos escolares de matemática.</subtitle><link rel='http://schemas.google.com/g/2005#feed' type='application/atom+xml' href='http://nomundodamatematica.blogspot.com/feeds/posts/default'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/820565219157390931/posts/default?max-results=100'/><link rel='alternate' type='text/html' href='http://nomundodamatematica.blogspot.com/'/><link rel='hub' href='http://pubsubhubbub.appspot.com/'/><author><name>No Mundo da Matem�tica</name><uri>http://www.blogger.com/profile/05883145587648028393</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><generator version='7.00' uri='http://www.blogger.com'>Blogger</generator><openSearch:totalResults>11</openSearch:totalResults><openSearch:startIndex>1</openSearch:startIndex><openSearch:itemsPerPage>100</openSearch:itemsPerPage><entry><id>tag:blogger.com,1999:blog-820565219157390931.post-6598568357107284535</id><published>2007-11-29T10:02:00.002-08:00</published><updated>2008-04-21T11:52:48.970-07:00</updated><title type='text'>A Beleza da Simetria nas Feiras de Matemática</title><content type='html'>&lt;a href="http://2.bp.blogspot.com/_oLZ1aPLAXI0/SAzgLSg2tbI/AAAAAAAAAO4/uatnwHbhVeQ/s1600-h/RegionalPes.jpg"&gt;&lt;/a&gt;&lt;br /&gt;&lt;div&gt;&lt;div&gt;&lt;div&gt;&lt;div&gt;&lt;br /&gt;&lt;div&gt;&lt;br /&gt;&lt;a href="http://3.bp.blogspot.com/_oLZ1aPLAXI0/SAzf5ig2taI/AAAAAAAAAOw/sluHYNaEmgw/s1600-h/MunicipalMichele.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5191770650061485474" style="FLOAT: left; MARGIN: 0px 10px 10px 0px; CURSOR: hand" alt="" src="http://3.bp.blogspot.com/_oLZ1aPLAXI0/SAzf5ig2taI/AAAAAAAAAOw/sluHYNaEmgw/s200/MunicipalMichele.jpg" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;a href="http://2.bp.blogspot.com/_oLZ1aPLAXI0/SAze7Sg2tWI/AAAAAAAAAOQ/hesT_Uiw38o/s1600-h/Equipe.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5191769580614628706" style="FLOAT: left; MARGIN: 0px 10px 10px 0px; CURSOR: hand" alt="" src="http://2.bp.blogspot.com/_oLZ1aPLAXI0/SAze7Sg2tWI/AAAAAAAAAOQ/hesT_Uiw38o/s200/Equipe.jpg" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;Com o trabalho "A BELEZA DA SIMETRIA" participamos da :&lt;/div&gt;&lt;div&gt;a) II) Feira municipal de matemática, realizada no dia 27 de agosto de 2 007. Recebemos a classificação "Destaque"&lt;/div&gt;&lt;div&gt;b) Feira Regional de Matemática, realizada no dia 13 de setembro de 2 007 na cidade de Rodeio. Recebemos a classificação "Destaque".&lt;/div&gt;&lt;div&gt;c) XXIII) Feira Catarinense de Matemática, realizada na cidade de Blumenau nos dias 08 e 09 de novembro de 2007, Recebemos a premiação "Menção Honrosa".&lt;br /&gt;&lt;/div&gt;&lt;div&gt;&lt;/div&gt;&lt;div&gt;&lt;br /&gt;Trabalho: "A Beleza da Simetria" foi realizado com a participação dos alunos de Ensino Médio da Escola de Educação Básica Emílio Baumgart e a apresentação nas Feiras de Matemática foi feita pelas alunas: Elaine Daniela Doose, Patrícia Koch e Samara Cristina Jacob.&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/820565219157390931-6598568357107284535?l=nomundodamatematica.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://nomundodamatematica.blogspot.com/feeds/6598568357107284535/comments/default' title='Postar comentários'/><link rel='replies' type='text/html' href='http://www.blogger.com/comment.g?blogID=820565219157390931&amp;postID=6598568357107284535' title='1 Comentários'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/820565219157390931/posts/default/6598568357107284535'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/820565219157390931/posts/default/6598568357107284535'/><link rel='alternate' type='text/html' href='http://nomundodamatematica.blogspot.com/2007/11/beleza-da-simetria-nas-feiras-de_29.html' title='A Beleza da Simetria nas Feiras de Matemática'/><author><name>No Mundo da Matem�tica</name><uri>http://www.blogger.com/profile/05883145587648028393</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://3.bp.blogspot.com/_oLZ1aPLAXI0/SAzf5ig2taI/AAAAAAAAAOw/sluHYNaEmgw/s72-c/MunicipalMichele.jpg' height='72' width='72'/><thr:total>1</thr:total></entry><entry><id>tag:blogger.com,1999:blog-820565219157390931.post-6624683617935928425</id><published>2007-11-06T10:35:00.001-08:00</published><updated>2008-04-21T12:13:15.693-07:00</updated><title type='text'>Presença da Simetria</title><content type='html'>&lt;a href="http://1.bp.blogspot.com/_oLZ1aPLAXI0/SAzmLCg2tfI/AAAAAAAAAPY/cw-QQTnw2C4/s1600-h/FISICA.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5191777547778962930" style="FLOAT: left; MARGIN: 0px 10px 10px 0px; CURSOR: hand" alt="" src="http://1.bp.blogspot.com/_oLZ1aPLAXI0/SAzmLCg2tfI/AAAAAAAAAPY/cw-QQTnw2C4/s200/FISICA.jpg" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;NA FISICA - A simetria é amplamente utilizada em vários campos da Física como a simetria espacial, no tempo, da paridade...&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;a href="http://4.bp.blogspot.com/_oLZ1aPLAXI0/SAzlGyg2teI/AAAAAAAAAPQ/1WQs2Y0VYxw/s1600-h/BORBOLETA.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5191776375252891106" style="FLOAT: left; MARGIN: 0px 10px 10px 0px; CURSOR: hand" alt="" src="http://4.bp.blogspot.com/_oLZ1aPLAXI0/SAzlGyg2teI/AAAAAAAAAPQ/1WQs2Y0VYxw/s200/BORBOLETA.jpg" border="0" /&gt;&lt;/a&gt; NA NATUREZA - A simetria nos seres vivos atende muitas vezes sua necessidade de locomoção outras vezes facilitam a distribuição de nutrientes no corpo&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;a href="http://3.bp.blogspot.com/_oLZ1aPLAXI0/SAzj0ig2tdI/AAAAAAAAAPI/9UMh2327D8g/s1600-h/DANÃA+CLASSICA.bmp"&gt;&lt;img id="BLOGGER_PHOTO_ID_5191774962208650706" style="FLOAT: left; MARGIN: 0px 10px 10px 0px; CURSOR: hand" alt="" src="http://3.bp.blogspot.com/_oLZ1aPLAXI0/SAzj0ig2tdI/AAAAAAAAAPI/9UMh2327D8g/s200/DAN%C3%87A+CLASSICA.bmp" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;NA DANÇA - A simetria se torna muito evidente no balé clássico nas suas coreografias, quanto nos gestos estruturados de seus bailarinos&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;img id="BLOGGER_PHOTO_ID_5191774652971005378" style="FLOAT: left; MARGIN: 0px 10px 10px 0px; CURSOR: hand" alt="" src="http://3.bp.blogspot.com/_oLZ1aPLAXI0/SAzjiig2tcI/AAAAAAAAAPA/aNHoqFmPn9k/s200/-ARQUITETURA.jpg" border="0" /&gt;&lt;br /&gt;&lt;div&gt;&lt;a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://2.bp.blogspot.com/_oLZ1aPLAXI0/RzC8PHv7q2I/AAAAAAAAAJw/KfCBSUD-_RA/s1600-h/arquitetura_blumenau_5.jpg"&gt;&lt;/a&gt;&lt;br /&gt;NA ARQUITETURA&lt;br /&gt;Na arquitetura a simetria sempre foi uma constante nos projetos e desenhos. Ela vem sendo aplicada a toda planta da construção e também no desenho de elementos e detalhes como portas, janelas, grades, portões, ornamentações variadas.&lt;br /&gt;&lt;br /&gt;&lt;a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://2.bp.blogspot.com/_oLZ1aPLAXI0/RzC7VHv7q0I/AAAAAAAAAJg/A8zs8VMclhc/s1600-h/200px-Leaning_tower_of_pisa_4.png"&gt;&lt;/a&gt;As janelas dispostas simetricamente numa fachada, além de transmitirem sensação de equilíbrio, garantem iluminação e ventilação bem distribuída no seu interior.&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;NA MÚSICA&lt;br /&gt;A simetria deve ser considerada na formação de escalas e acordes.&lt;br /&gt;&lt;br /&gt;&lt;a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_oLZ1aPLAXI0/RzC6MXv7qwI/AAAAAAAAAJA/Tj43LlCaHXk/s1600-h/fis_w.jpg"&gt;&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_oLZ1aPLAXI0/RzC1RXv7qqI/AAAAAAAAAIU/rDfHzmOuiyo/s1600-h/Borboleta+blog.jpg"&gt;&lt;/a&gt;&lt;a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://1.bp.blogspot.com/_oLZ1aPLAXI0/RzC1D3v7qpI/AAAAAAAAAIM/rEptmspbJTA/s1600-h/Aula9fig3.gif"&gt;&lt;img id="BLOGGER_PHOTO_ID_5129799053684222610" style="DISPLAY: block; MARGIN: 0px auto 10px; CURSOR: pointer; TEXT-ALIGN: center" alt="" src="http://1.bp.blogspot.com/_oLZ1aPLAXI0/RzC1D3v7qpI/AAAAAAAAAIM/rEptmspbJTA/s200/Aula9fig3.gif" border="0" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/820565219157390931-6624683617935928425?l=nomundodamatematica.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://nomundodamatematica.blogspot.com/feeds/6624683617935928425/comments/default' title='Postar comentários'/><link rel='replies' type='text/html' href='http://www.blogger.com/comment.g?blogID=820565219157390931&amp;postID=6624683617935928425' title='0 Comentários'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/820565219157390931/posts/default/6624683617935928425'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/820565219157390931/posts/default/6624683617935928425'/><link rel='alternate' type='text/html' href='http://nomundodamatematica.blogspot.com/2007/11/presena-da-simetria.html' title='Presença da Simetria'/><author><name>No Mundo da Matem�tica</name><uri>http://www.blogger.com/profile/05883145587648028393</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://1.bp.blogspot.com/_oLZ1aPLAXI0/SAzmLCg2tfI/AAAAAAAAAPY/cw-QQTnw2C4/s72-c/FISICA.jpg' height='72' width='72'/><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-820565219157390931.post-7574743591496341540</id><published>2007-11-06T09:09:00.000-08:00</published><updated>2007-11-06T13:13:24.151-08:00</updated><title type='text'>Trabalhos de alunos com sólidos geométricos</title><content type='html'>&lt;a href="http://1.bp.blogspot.com/_oLZ1aPLAXI0/RzDU83v7q_I/AAAAAAAAAK4/gJ9Agw2v7lI/s1600-h/Mensagem.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5129834117797227506" style="FLOAT: left; MARGIN: 0px 10px 10px 0px; CURSOR: hand" alt="" src="http://1.bp.blogspot.com/_oLZ1aPLAXI0/RzDU83v7q_I/AAAAAAAAAK4/gJ9Agw2v7lI/s200/Mensagem.jpg" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;div&gt;&lt;a href="http://2.bp.blogspot.com/_oLZ1aPLAXI0/RzDUsHv7q-I/AAAAAAAAAKw/42Htz8MKpuU/s1600-h/Mensagem.jpg"&gt;&lt;/a&gt;Nestes trabalhos envolvendo sólidos geométricos, os alunos tiveram a preocupação de pesquisar e deixar uma mensagem sobre o meio ambiente, nas faces dos diversos sólidos geométricos.&lt;br /&gt;No PRISMA DE BASE TRIANGULAR temos:&lt;br /&gt;&lt;div&gt;&lt;a href="http://3.bp.blogspot.com/_oLZ1aPLAXI0/RzDUXXv7q9I/AAAAAAAAAKo/RSoaeSsZt8c/s1600-h/SÃ³lidos_4.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5129833473552133074" style="FLOAT: right; MARGIN: 0px 0px 10px 10px; CURSOR: hand" alt="" src="http://3.bp.blogspot.com/_oLZ1aPLAXI0/RzDUXXv7q9I/AAAAAAAAAKo/RSoaeSsZt8c/s200/S%C3%B3lidos_4.jpg" border="0" /&gt;&lt;/a&gt; "É tempo de agir e cada um dar sua Contribuição para que gerações futuras &lt;/div&gt;&lt;div&gt;possam ainda conhecer o pouco que ainda resta da fauna e da flora e principalmente experimentar... nadar em rios limpos e beber água farta e pura..."&lt;br /&gt;&lt;br /&gt;&lt;/div&gt;&lt;div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;                                       &lt;br /&gt;&lt;/div&gt;&lt;div&gt;&lt;a href="http://2.bp.blogspot.com/_oLZ1aPLAXI0/RzDTcHv7q7I/AAAAAAAAAKY/5n9H5C8BTUw/s1600-h/Icosaedro.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5129832455644883890" style="FLOAT: left; MARGIN: 0px 10px 10px 0px; CURSOR: hand" alt="" src="http://2.bp.blogspot.com/_oLZ1aPLAXI0/RzDTcHv7q7I/AAAAAAAAAKY/5n9H5C8BTUw/s200/Icosaedro.jpg" border="0" /&gt;&lt;/a&gt; &lt;/div&gt;&lt;div&gt;ICOSAEDRO - mensagem:&lt;/div&gt;&lt;div&gt;"O termo "aquecimento global" é um&lt;/div&gt;&lt;div&gt;exemplo específico do termo mais&lt;/div&gt;&lt;div&gt;abrangente "mudança climática" que&lt;/div&gt;&lt;div&gt;também pode se referir a esfriamento global."&lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt;DODECAEDRO - mensagen:&lt;/div&gt;&lt;div&gt;plante árvores, cuide da vida no mar e no ar.&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;/div&gt;&lt;div&gt;&lt;/div&gt;&lt;div&gt;&lt;br /&gt;&lt;br /&gt;&lt;a href="http://2.bp.blogspot.com/_oLZ1aPLAXI0/RzDTOHv7q6I/AAAAAAAAAKQ/TcXmRk1KIJg/s1600-h/Esfera.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5129832215126715298" style="DISPLAY: block; MARGIN: 0px auto 10px; CURSOR: hand; TEXT-ALIGN: center" alt="" src="http://2.bp.blogspot.com/_oLZ1aPLAXI0/RzDTOHv7q6I/AAAAAAAAAKQ/TcXmRk1KIJg/s200/Esfera.jpg" border="0" /&gt;&lt;/a&gt;                                                        As crianças , em simetria de rotação, abraçam o mundo.&lt;br /&gt;&lt;/div&gt;&lt;div&gt;&lt;div&gt;&lt;div&gt;&lt;a href="http://4.bp.blogspot.com/_oLZ1aPLAXI0/RzDSYnv7q4I/AAAAAAAAAKA/Rqd2UvcgF10/s1600-h/3_Esferas.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5129831296003713922" style="FLOAT: left; MARGIN: 0px 10px 10px 0px; CURSOR: hand" alt="" src="http://4.bp.blogspot.com/_oLZ1aPLAXI0/RzDSYnv7q4I/AAAAAAAAAKA/Rqd2UvcgF10/s200/3_Esferas.jpg" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;ESFERA - mensagem:&lt;/div&gt;&lt;div&gt;"A natureza trabalha em silêncio&lt;/div&gt;&lt;div&gt;e não se defende."&lt;br /&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;br /&gt;&lt;br /&gt; &lt;/div&gt;&lt;div&gt;&lt;a href="http://3.bp.blogspot.com/_oLZ1aPLAXI0/RzDSFXv7q3I/AAAAAAAAAJ4/Dy5NvLeSaa8/s1600-h/cilindro.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5129830965291232114" style="FLOAT: left; MARGIN: 0px 10px 10px 0px; CURSOR: hand" alt="" src="http://3.bp.blogspot.com/_oLZ1aPLAXI0/RzDSFXv7q3I/AAAAAAAAAJ4/Dy5NvLeSaa8/s200/cilindro.jpg" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;CILINDRO - mensagem:&lt;/div&gt;&lt;div&gt;Texto sobre "Como o aquecimento dos pólos afeta o clima &lt;/div&gt;&lt;div&gt;e eleva o nível dos oceanos"&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;/div&gt;&lt;div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/820565219157390931-7574743591496341540?l=nomundodamatematica.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://nomundodamatematica.blogspot.com/feeds/7574743591496341540/comments/default' title='Postar comentários'/><link rel='replies' type='text/html' href='http://www.blogger.com/comment.g?blogID=820565219157390931&amp;postID=7574743591496341540' title='3 Comentários'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/820565219157390931/posts/default/7574743591496341540'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/820565219157390931/posts/default/7574743591496341540'/><link rel='alternate' type='text/html' href='http://nomundodamatematica.blogspot.com/2007/11/trabalhos-de-alunos-com-slidos.html' title='Trabalhos de alunos com sólidos geométricos'/><author><name>No Mundo da Matem�tica</name><uri>http://www.blogger.com/profile/05883145587648028393</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://1.bp.blogspot.com/_oLZ1aPLAXI0/RzDU83v7q_I/AAAAAAAAAK4/gJ9Agw2v7lI/s72-c/Mensagem.jpg' height='72' width='72'/><thr:total>3</thr:total></entry><entry><id>tag:blogger.com,1999:blog-820565219157390931.post-458505800695002000</id><published>2007-10-31T11:47:00.000-07:00</published><updated>2007-10-31T14:57:04.153-07:00</updated><title type='text'>Sólidos geométricos e Escher</title><content type='html'>&lt;a href="http://3.bp.blogspot.com/_oLZ1aPLAXI0/Ryj3tXv7qZI/AAAAAAAAAGM/mffQ63cqAAg/s1600-h/arvores.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5127620534602541458" style="FLOAT: right; MARGIN: 0px 0px 10px 10px; CURSOR: hand" alt="" src="http://3.bp.blogspot.com/_oLZ1aPLAXI0/Ryj3tXv7qZI/AAAAAAAAAGM/mffQ63cqAAg/s200/arvores.jpg" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;div&gt;&lt;a href="http://1.bp.blogspot.com/_oLZ1aPLAXI0/Ryj003v7qYI/AAAAAAAAAGE/SxljG5gH9t8/s1600-h/m,ar+e+Ã¡gua+colorido.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5127617364916676994" style="FLOAT: left; MARGIN: 0px 10px 10px 0px; CURSOR: hand" alt="" src="http://1.bp.blogspot.com/_oLZ1aPLAXI0/Ryj003v7qYI/AAAAAAAAAGE/SxljG5gH9t8/s200/m,ar+e+%C3%A1gua+colorido.jpg" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;a href="http://2.bp.blogspot.com/_oLZ1aPLAXI0/Ryj0cHv7qXI/AAAAAAAAAF8/fHWPyxIMudM/s1600-h/Escher_Waterfall.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5127616939714914674" style="DISPLAY: block; MARGIN: 0px auto 10px; CURSOR: hand; TEXT-ALIGN: center" alt="" src="http://2.bp.blogspot.com/_oLZ1aPLAXI0/Ryj0cHv7qXI/AAAAAAAAAF8/fHWPyxIMudM/s200/Escher_Waterfall.jpg" border="0" /&gt;&lt;/a&gt; Agua, uma riqueza que a natureza nos oferece.Vamos cuidar dela.As futuras gerações agradecem.&lt;br /&gt;&lt;/div&gt;&lt;div&gt;&lt;div&gt;&lt;a href="http://4.bp.blogspot.com/_oLZ1aPLAXI0/RyjxDnv7qWI/AAAAAAAAAF0/TGnjBIM2AKI/s1600-h/octaedros.gif"&gt;&lt;img id="BLOGGER_PHOTO_ID_5127613220273236322" style="FLOAT: right; MARGIN: 0px 0px 10px 10px; CURSOR: hand" alt="" src="http://4.bp.blogspot.com/_oLZ1aPLAXI0/RyjxDnv7qWI/AAAAAAAAAF0/TGnjBIM2AKI/s200/octaedros.gif" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;a href="http://2.bp.blogspot.com/_oLZ1aPLAXI0/RyjwxHv7qVI/AAAAAAAAAFs/N4pshGs0tYY/s1600-h/esferas.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5127612902445656402" style="FLOAT: left; MARGIN: 0px 10px 10px 0px; CURSOR: hand" alt="" src="http://2.bp.blogspot.com/_oLZ1aPLAXI0/RyjwxHv7qVI/AAAAAAAAAFs/N4pshGs0tYY/s200/esferas.jpg" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;a href="http://1.bp.blogspot.com/_oLZ1aPLAXI0/Ryjwc3v7qUI/AAAAAAAAAFk/ZrAZlowy8ys/s1600-h/jacares.bmp"&gt;&lt;img id="BLOGGER_PHOTO_ID_5127612554553305410" style="DISPLAY: block; MARGIN: 0px auto 10px; CURSOR: hand; TEXT-ALIGN: center" alt="" src="http://1.bp.blogspot.com/_oLZ1aPLAXI0/Ryjwc3v7qUI/AAAAAAAAAFk/ZrAZlowy8ys/s200/jacares.bmp" border="0" /&gt;&lt;/a&gt; Escher usou sólidos geométricos em algumas de suas obras. Na obra "Estrelas" ele usou por exemplo, três octaedros.&lt;/div&gt;&lt;br /&gt;&lt;div&gt;Pesquisamos e estudamos, então, as características, as propriedades,área, volume, nome dos termos e a representação de sólidos como: prismas, pirâmides, cilindros, cones e esferas.&lt;/div&gt;&lt;div&gt;&lt;/div&gt;&lt;div&gt;Após o estudo em equipe, os alunos construiram diferentes sólidos geométricos, deixando uma mensagem sobre a preservação do meio ambiente em suas faces, visto que, Escher também trabalhou com elementos da Natureza.&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;/div&gt;&lt;br /&gt;&lt;div&gt;&lt;br /&gt;&lt;/div&gt;&lt;br /&gt;&lt;div&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br 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href='http://www.blogger.com/feeds/820565219157390931/posts/default/458505800695002000'/><link rel='alternate' type='text/html' href='http://nomundodamatematica.blogspot.com/2007/10/slidos-geomtricos-e-escher.html' title='Sólidos geométricos e Escher'/><author><name>No Mundo da Matem�tica</name><uri>http://www.blogger.com/profile/05883145587648028393</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://3.bp.blogspot.com/_oLZ1aPLAXI0/Ryj3tXv7qZI/AAAAAAAAAGM/mffQ63cqAAg/s72-c/arvores.jpg' height='72' width='72'/><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-820565219157390931.post-3537382184788937822</id><published>2007-10-31T11:17:00.000-07:00</published><updated>2007-11-07T05:29:40.647-08:00</updated><title type='text'>Geometria plana x ornamentos x simetria</title><content type='html'>&lt;a href="http://1.bp.blogspot.com/_oLZ1aPLAXI0/RzG8hnv7rKI/AAAAAAAAAMQ/VC38rnZ174E/s1600-h/mosaico+-+passaros.gif"&gt;&lt;img id="BLOGGER_PHOTO_ID_5130088736343436450" style="FLOAT: left; MARGIN: 0px 10px 10px 0px; CURSOR: hand" alt="" src="http://1.bp.blogspot.com/_oLZ1aPLAXI0/RzG8hnv7rKI/AAAAAAAAAMQ/VC38rnZ174E/s200/mosaico+-+passaros.gif" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;div&gt;Deformação de área&lt;a href="http://2.bp.blogspot.com/_oLZ1aPLAXI0/RzG5n3v7rJI/AAAAAAAAAMI/agElbcuI9vY/s1600-h/RotaÃ§Ã£o_Triangulo.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5130085545182735506" style="FLOAT: right; MARGIN: 0px 0px 10px 10px; CURSOR: hand" alt="" src="http://2.bp.blogspot.com/_oLZ1aPLAXI0/RzG5n3v7rJI/AAAAAAAAAMI/agElbcuI9vY/s200/Rota%C3%A7%C3%A3o_Triangulo.jpg" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;/div&gt;&lt;div&gt;&lt;br /&gt; &lt;/div&gt;&lt;div&gt;&lt;a href="http://4.bp.blogspot.com/_oLZ1aPLAXI0/RzG5VXv7rII/AAAAAAAAAMA/haf5YVXt554/s1600-h/RotaÃ§Ã£o_Pentagono.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5130085227355155586" style="DISPLAY: block; MARGIN: 0px auto 10px; CURSOR: hand; TEXT-ALIGN: center" alt="" src="http://4.bp.blogspot.com/_oLZ1aPLAXI0/RzG5VXv7rII/AAAAAAAAAMA/haf5YVXt554/s200/Rota%C3%A7%C3%A3o_Pentagono.jpg" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;a href="http://1.bp.blogspot.com/_oLZ1aPLAXI0/RzG5Dnv7rHI/AAAAAAAAAL4/zfNzAKLHeiE/s1600-h/Cobra120graus.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5130084922412477554" style="FLOAT: left; MARGIN: 0px 10px 10px 0px; CURSOR: hand" alt="" src="http://1.bp.blogspot.com/_oLZ1aPLAXI0/RzG5Dnv7rHI/AAAAAAAAAL4/zfNzAKLHeiE/s200/Cobra120graus.jpg" border="0" /&gt;&lt;/a&gt; Em várias obras, ESCHER trabalhou com a rotação de elementos.&lt;/div&gt;&lt;br /&gt;&lt;div&gt;Assim veio conceito de graus, ângulos...&lt;br /&gt;&lt;br /&gt;&lt;/div&gt;&lt;br /&gt;&lt;div&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;/div&gt;&lt;br /&gt;&lt;div&gt;&lt;br /&gt;&lt;/div&gt;&lt;br /&gt;&lt;div&gt;&lt;a href="http://4.bp.blogspot.com/_oLZ1aPLAXI0/RzG3eXv7rGI/AAAAAAAAALw/g6WhwKLUh_w/s1600-h/Axial_TranslaÃ§Ã£o.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5130083182950722658" style="FLOAT: left; MARGIN: 0px 10px 10px 0px; CURSOR: hand" alt="" src="http://4.bp.blogspot.com/_oLZ1aPLAXI0/RzG3eXv7rGI/AAAAAAAAALw/g6WhwKLUh_w/s200/Axial_Transla%C3%A7%C3%A3o.jpg" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;/div&gt;&lt;br /&gt;&lt;div&gt;Trabalhando com os alunos o conceito&lt;br /&gt;&lt;/div&gt;&lt;br /&gt;&lt;div&gt;de simetria - translação, axial e reflexão.&lt;/div&gt;&lt;br /&gt;&lt;div&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;br /&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;br /&gt;&lt;br /&gt;&lt;/div&gt;&lt;br /&gt;&lt;div&gt;&lt;a href="http://3.bp.blogspot.com/_oLZ1aPLAXI0/RzG29Hv7rFI/AAAAAAAAALo/p3zMnRklTvA/s1600-h/Escherpalhlosango.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5130082611720072274" style="FLOAT: left; MARGIN: 0px 10px 10px 0px; CURSOR: hand" alt="" src="http://3.bp.blogspot.com/_oLZ1aPLAXI0/RzG29Hv7rFI/AAAAAAAAALo/p3zMnRklTvA/s200/Escherpalhlosango.jpg" border="0" /&gt;&lt;/a&gt; Polígonos nas obras de ESCHER&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;br /&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;Assim estudamos os polígonos &lt;/div&gt;&lt;br /&gt;&lt;br /&gt;                                                             Roseta- ornamento contido num &lt;strong&gt;círculo&lt;br /&gt;&lt;/strong&gt;&lt;div&gt;&lt;a href="http://3.bp.blogspot.com/_oLZ1aPLAXI0/RysjAnv7qcI/AAAAAAAAAGk/zsz5817_ous/s1600-h/rotaÃ§Ã£o+escher.gif"&gt;&lt;img id="BLOGGER_PHOTO_ID_5128231094268438978" style="DISPLAY: block; MARGIN: 0px auto 10px; CURSOR: hand; TEXT-ALIGN: center" alt="" src="http://3.bp.blogspot.com/_oLZ1aPLAXI0/RysjAnv7qcI/AAAAAAAAAGk/zsz5817_ous/s200/rota%C3%A7%C3%A3o+escher.gif" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;Faixa- ornamento contido em duas &lt;strong&gt;retas paralelas&lt;/strong&gt;&lt;a href="http://2.bp.blogspot.com/_oLZ1aPLAXI0/RysihXv7qaI/AAAAAAAAAGU/exM7D1BcGvM/s1600-h/faixa+escher.jpg"&gt;&lt;strong&gt;&lt;img id="BLOGGER_PHOTO_ID_5128230557397526946" style="FLOAT: left; MARGIN: 0px 10px 10px 0px; CURSOR: hand" alt="" src="http://2.bp.blogspot.com/_oLZ1aPLAXI0/RysihXv7qaI/AAAAAAAAAGU/exM7D1BcGvM/s200/faixa+escher.jpg" border="0" /&gt;&lt;/strong&gt;&lt;/a&gt;&lt;strong&gt;&lt;br /&gt;&lt;br /&gt;&lt;/strong&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;/div&gt;&lt;div&gt;&lt;div&gt;&lt;div&gt;&lt;div&gt;&lt;div&gt;&lt;div&gt;&lt;div&gt;&lt;div&gt;&lt;div&gt;&lt;div&gt;&lt;div&gt;&lt;div&gt;&lt;div&gt;Vimos no transcorrer das atividades algumas palavras que nos remetem aos conceitos intuitivos da Geometria Plana.&lt;br /&gt;Um módulo gira em torno de um ponto, no movimento de rotação.&lt;br /&gt;A faixa é um ornamento que está contida em duas retas paralelas.&lt;br /&gt;Mosaico é um ornamento contido em um plano.&lt;br /&gt;Rosácia é um ornamento contido em um círculo.&lt;br /&gt;Assim foi possível fazer uma revisão completa com o segundo grau sobre:&lt;br /&gt;- ponto&lt;br /&gt;-retas - paralelas, perpendiculares, coincidentes, concorrentes, coplanares, semi-reta, segmento de reta&lt;br /&gt;- circunferência (externa e interna, concêntrica, tangente e secante), círculo, raio, diâmetro, corda.&lt;br /&gt;Continuando os estudos, vimos que na simetria de rotação, temos "a transformação de uma figura girando um de seus pontos segundo um arco de circunferência ao redor de um ponto, percorrendo determinado ângulo."&lt;br /&gt;A partir daí a pesquisa se concentrou no estudo e definição de arco, e todos os tipos de ângulos.&lt;br /&gt;Escher, na fase da metamorfose, fez obras maravilhosas. Ele partia de malhas com polígonos regulares ou não e fazia mudanças até que no final não se percebia mais a presença desses polígonos. Ele fazia essas mudanças sem alterar a área do polígono original.&lt;br /&gt;Assim surgiu a oportunidade de rever o estudo completo das figuras planas (quadriláteros e triângulos, em especial) e área desses polígonos.&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/820565219157390931-3537382184788937822?l=nomundodamatematica.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://nomundodamatematica.blogspot.com/feeds/3537382184788937822/comments/default' title='Postar comentários'/><link rel='replies' type='text/html' href='http://www.blogger.com/comment.g?blogID=820565219157390931&amp;postID=3537382184788937822' title='0 Comentários'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/820565219157390931/posts/default/3537382184788937822'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/820565219157390931/posts/default/3537382184788937822'/><link rel='alternate' type='text/html' href='http://nomundodamatematica.blogspot.com/2007/10/geometria-plana-x-ornamentos-x-simetria.html' title='Geometria plana x ornamentos x simetria'/><author><name>No Mundo da Matem�tica</name><uri>http://www.blogger.com/profile/05883145587648028393</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://1.bp.blogspot.com/_oLZ1aPLAXI0/RzG8hnv7rKI/AAAAAAAAAMQ/VC38rnZ174E/s72-c/mosaico+-+passaros.gif' height='72' width='72'/><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-820565219157390931.post-3875242340464386914</id><published>2007-10-24T10:03:00.000-07:00</published><updated>2007-11-06T04:29:53.795-08:00</updated><title type='text'>Trabalhos de alunos - usando simetria</title><content type='html'>&lt;a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://2.bp.blogspot.com/_oLZ1aPLAXI0/Rx99FdNTapI/AAAAAAAAAEE/YAqehCqg-Vc/s1600-h/mosaico.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5124952433664158354" style="FLOAT: left; MARGIN: 0pt 10px 10px 0pt; CURSOR: pointer" alt="" src="http://2.bp.blogspot.com/_oLZ1aPLAXI0/Rx99FdNTapI/AAAAAAAAAEE/YAqehCqg-Vc/s200/mosaico.jpg" border="0" /&gt;&lt;/a&gt;&lt;img id="BLOGGER_PHOTO_ID_5129121827535956530" style="DISPLAY: block; MARGIN: 0px auto 10px; CURSOR: hand; TEXT-ALIGN: center" alt="" src="http://4.bp.blogspot.com/_oLZ1aPLAXI0/Ry5NIHv7qjI/AAAAAAAAAHc/SOn1Kr_SUtk/s200/Transla%C3%A7%C3%A3o.jpg" border="0" /&gt;                                          Nestes trabalhos os alunos cobriram um &lt;strong&gt;plano&lt;/strong&gt; tendo como pano de fundo uma faixa com desenhos se repetindo entre &lt;strong&gt;retas paralelas&lt;br /&gt;&lt;/strong&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt;&lt;br /&gt; &lt;/div&gt;&lt;div&gt;&lt;/div&gt;&lt;div&gt;&lt;/div&gt;&lt;div&gt;&lt;/div&gt;&lt;div&gt;&lt;/div&gt;&lt;div&gt;&lt;br /&gt;&lt;a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_oLZ1aPLAXI0/Rx-BBtNTauI/AAAAAAAAAEs/cT9aGA1bKqo/s1600-h/rosaceas"&gt;&lt;img id="BLOGGER_PHOTO_ID_5124956767286160098" style="FLOAT: left; MARGIN: 0pt 10px 10px 0pt; CURSOR: pointer" alt="" src="http://3.bp.blogspot.com/_oLZ1aPLAXI0/Rx-BBtNTauI/AAAAAAAAAEs/cT9aGA1bKqo/s200/rosaceas" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;Roseta é um ornamento contido em um &lt;strong&gt;círculo.&lt;/strong&gt;&lt;/div&gt;&lt;div&gt;Nestes trabalhos, usando o compasso, o aluno trabalhou a idéia de grau uma vez que o módulo gira a partir de um &lt;strong&gt;grau&lt;/strong&gt;, trabalhou a idéia de &lt;strong&gt;circunferências concêntricas , raio. ângulo central&lt;br /&gt;&lt;br /&gt;&lt;/strong&gt;&lt;br /&gt;&lt;br /&gt;&lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt;&lt;br /&gt; &lt;/div&gt;&lt;div&gt;&lt;/div&gt;&lt;div&gt;&lt;/div&gt;&lt;div&gt;Deformação de área&lt;br /&gt;&lt;a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://1.bp.blogspot.com/_oLZ1aPLAXI0/Rx9_fNNTatI/AAAAAAAAAEk/Pgt5cjKVW9c/s1600-h/DEFORMAÃÃO+DE+ÃREA.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5124955075069045458" style="FLOAT: left; MARGIN: 0pt 10px 10px 0pt; CURSOR: pointer" alt="" src="http://1.bp.blogspot.com/_oLZ1aPLAXI0/Rx9_fNNTatI/AAAAAAAAAEk/Pgt5cjKVW9c/s200/DEFORMA%C3%87%C3%83O+DE+%C3%81REA.jpg" border="0" /&gt;&lt;/a&gt;&lt;/div&gt;                                        &lt;a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_oLZ1aPLAXI0/Rx9_CtNTasI/AAAAAAAAAEc/OspLJaiWIFs/s1600-h/SIMETRIA+EM+POLIGNOS.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5124954585442773698" style="DISPLAY: block; MARGIN: 0px auto 10px; CURSOR: pointer; TEXT-ALIGN: center" alt="" src="http://3.bp.blogspot.com/_oLZ1aPLAXI0/Rx9_CtNTasI/AAAAAAAAAEc/OspLJaiWIFs/s200/SIMETRIA+EM+POLIGNOS.jpg" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;p&gt;                                                                                        Neste trabalho o aluno, através da dobradura,&lt;/p&gt;&lt;p&gt;                                                                                 indicou os eixos de simetria nos polígonos regulares&lt;/p&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/820565219157390931-3875242340464386914?l=nomundodamatematica.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://nomundodamatematica.blogspot.com/feeds/3875242340464386914/comments/default' title='Postar comentários'/><link rel='replies' type='text/html' href='http://www.blogger.com/comment.g?blogID=820565219157390931&amp;postID=3875242340464386914' title='1 Comentários'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/820565219157390931/posts/default/3875242340464386914'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/820565219157390931/posts/default/3875242340464386914'/><link rel='alternate' type='text/html' href='http://nomundodamatematica.blogspot.com/2007/10/trabalhos-de-alunos-usando-simetria.html' title='Trabalhos de alunos - usando simetria'/><author><name>No Mundo da Matem�tica</name><uri>http://www.blogger.com/profile/05883145587648028393</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://2.bp.blogspot.com/_oLZ1aPLAXI0/Rx99FdNTapI/AAAAAAAAAEE/YAqehCqg-Vc/s72-c/mosaico.jpg' height='72' width='72'/><thr:total>1</thr:total></entry><entry><id>tag:blogger.com,1999:blog-820565219157390931.post-7325868209521355553</id><published>2007-10-11T16:48:00.000-07:00</published><updated>2007-10-11T18:02:58.951-07:00</updated><title type='text'>Chegando na Simetria</title><content type='html'>&lt;a href="http://2.bp.blogspot.com/_oLZ1aPLAXI0/Rw6_BtNTalI/AAAAAAAAADk/21acsjBCbK0/s1600-h/infinito+na+rotaÃ§Ã£o+com+peixes.gif"&gt;&lt;img id="BLOGGER_PHOTO_ID_5120239862403000914" style="FLOAT: left; MARGIN: 0px 10px 10px 0px; CURSOR: hand" alt="" src="http://2.bp.blogspot.com/_oLZ1aPLAXI0/Rw6_BtNTalI/AAAAAAAAADk/21acsjBCbK0/s200/infinito+na+rota%C3%A7%C3%A3o+com+peixes.gif" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;div&gt;&lt;a href="http://4.bp.blogspot.com/_oLZ1aPLAXI0/Rw6-uNNTakI/AAAAAAAAADc/QQ0bt0RXMLQ/s1600-h/escher_daynight.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5120239527395551810" style="FLOAT: right; MARGIN: 0px 0px 10px 10px; CURSOR: hand" alt="" src="http://4.bp.blogspot.com/_oLZ1aPLAXI0/Rw6-uNNTakI/AAAAAAAAADc/QQ0bt0RXMLQ/s200/escher_daynight.jpg" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;rotação e reflexão nas obras de Escher&lt;a href="http://4.bp.blogspot.com/_oLZ1aPLAXI0/Rw6-bNNTajI/AAAAAAAAADU/Aonfefha4f4/s1600-h/anjos+e+demonios.gif"&gt;&lt;img id="BLOGGER_PHOTO_ID_5120239200978037298" style="DISPLAY: block; MARGIN: 0px auto 10px; CURSOR: hand; TEXT-ALIGN: center" alt="" src="http://4.bp.blogspot.com/_oLZ1aPLAXI0/Rw6-bNNTajI/AAAAAAAAADU/Aonfefha4f4/s200/anjos+e+demonios.gif" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;a href="http://3.bp.blogspot.com/_oLZ1aPLAXI0/Rw6-P9NTaiI/AAAAAAAAADM/MIQOSE6tqeE/s1600-h/palhaÃ§os+em+malhas+hexÃ¡gonos.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5120239007704508962" style="FLOAT: left; MARGIN: 0px 10px 10px 0px; CURSOR: hand" alt="" src="http://3.bp.blogspot.com/_oLZ1aPLAXI0/Rw6-P9NTaiI/AAAAAAAAADM/MIQOSE6tqeE/s200/palha%C3%A7os+em+malhas+hex%C3%A1gonos.jpg" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;Na fase da metamorfose, Escher desenhava malhas na tela em forma de paralelogramos, hexágonos, fazia alterações nessas malhas mas não alterava sua área original. Aí está o seu segredo.&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;Pode-se observar movimento de módulos em suas obras. Esses movimentos nos levam ao estudo da Simetria.&lt;/div&gt;&lt;div&gt;O que é Simetria?&lt;/div&gt;&lt;div&gt;Simetria é todo movimento de um módulo ou de um objeto sem que este mude sua forma ou tamanho.&lt;/div&gt;&lt;div&gt;Um objeto mostra partes iguais quando submetido a uma operação específica de refexão, translação ou rotação.&lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt;Simetria de Translação - o módulo se repete ao longo de duas "retas paralelas".&lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt;Simetria de Reflexão - um eixo separa o módulo em duas partes iguais ou então, um objeto mantém a forma e o tamanho, mas muda a posição.Podemos observar o seguinte: a) um "ponto" e seu "simétrico" são eqüidistantes em relação ao eixo de simetria. b) os segmentos que unem um ponto ao seu simétrico (imagem) são "perpendiculares" ao eixo de simetria e "paralelos" entre si. c) o ponto de intersecção entre cada "segmento" e o eixo de simetria é o "ponto médio" do segmento.&lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt;Simetria de Rotação - é a transformação de uma figura que obtemos girando cada um de seus pontos segundo um "arco" de "circunferência" ao redor de um ponto percorrendo um determinado "ângulo".&lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt;Simetria Central - ocorre a partir de um ponto. É um caso especial da simetria de rotação.&lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt;Simetria Axial - reconhecemos a simetria axial pela presença de um eixo de simetria. O eixo de simetria representa também a "mediatriz".&lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt;Pelos conceitos dos diferentes tipos de simetria, chegamos aos ornamentos.&lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt;Faixa - ornamento contido em duas "retas paralelas". A operação fundamental é a translação.&lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt;Roseta - é um ornamento contido em um "círculo". A operação fundamental é a rotação.&lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt;Mosaico. é um ornamento contido em um "plano".&lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt;,E assim chegamos à geometria plana e espacial.  &lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;div&gt; &lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/820565219157390931-7325868209521355553?l=nomundodamatematica.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://nomundodamatematica.blogspot.com/feeds/7325868209521355553/comments/default' title='Postar comentários'/><link rel='replies' type='text/html' href='http://www.blogger.com/comment.g?blogID=820565219157390931&amp;postID=7325868209521355553' title='1 Comentários'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/820565219157390931/posts/default/7325868209521355553'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/820565219157390931/posts/default/7325868209521355553'/><link rel='alternate' type='text/html' href='http://nomundodamatematica.blogspot.com/2007/10/chegando-na-simetria.html' title='Chegando na Simetria'/><author><name>No Mundo da Matem�tica</name><uri>http://www.blogger.com/profile/05883145587648028393</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://2.bp.blogspot.com/_oLZ1aPLAXI0/Rw6_BtNTalI/AAAAAAAAADk/21acsjBCbK0/s72-c/infinito+na+rota%C3%A7%C3%A3o+com+peixes.gif' height='72' width='72'/><thr:total>1</thr:total></entry><entry><id>tag:blogger.com,1999:blog-820565219157390931.post-2386467346430569222</id><published>2007-10-11T15:37:00.000-07:00</published><updated>2007-10-11T16:45:09.276-07:00</updated><title type='text'>Caminhando pelas obras de Escher</title><content type='html'>&lt;a href="http://4.bp.blogspot.com/_oLZ1aPLAXI0/Rw6r9NNTagI/AAAAAAAAAC8/gC6VWyir-RY/s1600-h/relativity.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5120218894372661762" style="FLOAT: right; MARGIN: 0px 0px 10px 10px; CURSOR: hand" alt="" src="http://4.bp.blogspot.com/_oLZ1aPLAXI0/Rw6r9NNTagI/AAAAAAAAAC8/gC6VWyir-RY/s200/relativity.jpg" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;&lt;strong&gt;&lt;/strong&gt;&lt;div align="center"&gt;&lt;a href="http://3.bp.blogspot.com/_oLZ1aPLAXI0/Rw6qa9NTaeI/AAAAAAAAACs/_sLhCFimcvY/s1600-h/Escher-DrawingHands.jpg"&gt;&lt;strong&gt;&lt;img id="BLOGGER_PHOTO_ID_5120217206450514402" style="FLOAT: right; MARGIN: 0px 0px 10px 10px; CURSOR: hand" alt="" src="http://3.bp.blogspot.com/_oLZ1aPLAXI0/Rw6qa9NTaeI/AAAAAAAAACs/_sLhCFimcvY/s200/Escher-DrawingHands.jpg" border="0" /&gt;&lt;/strong&gt;&lt;/a&gt;&lt;strong&gt;&lt;br /&gt;&lt;/strong&gt;&lt;br /&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;Caminhando pelas obras de Maurits Cornelis Escher chegamos à Simetria que nos levou ao estudo da geometria plana e espacial. Olhe como esse caminho é interessante !&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;br /&gt; &lt;/div&gt;&lt;div align="center"&gt;Escher, nas suas obras, trabalhava com várias idéias, como por exemplo: perspectiva, ilusão de óptica, aproximação com o infinito, metamorfose, paradoxos e paisagens.Isso nos levou a um trabalho inicial de pesquisa:&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;"O que é ilusão de óptica?" São ilusões que "enganam" o sistema visual humano.&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;"O que são paradoxos?" O paradoxo pode ser um argumento que, apesar de aparentemente correto, apresenta uma conclusão ou conseqüência contraditória.&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;Definido o conceito de paradoxo pesquisamos a presença desse conceito na matemática. Assim chegamos a Gödel. Partindo do paradoxo de Epimênides que dizia "os que nascem na ilha de Creta sempre mentem" desenvolveu o Teorema da Incompletude, onde afirma que as formulações verdadeiras na teoria dos números incluem proposições indemonstráveis.&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;Já George Cantor, demonstrou de que a totalidade de um conjunto infinito não tem de ser maior do que suas partes, partindo do paradoxo da "Tartaruga e Aquiles" de Zenão que trabalha a idéia do Infinito e visa a desacreditação do movimento "contínuo".&lt;/div&gt;&lt;div align="center"&gt;Após essas pesquisas voltamos às obras de Escher e focalizamos nossa atenção nas obras sobre Metamorfoses.&lt;/div&gt;&lt;div align="center"&gt;Mas o que são essas Metamorfoses?&lt;/div&gt;&lt;div align="center"&gt;As Metamorfoses referem-se às transformações do bidimensional no tridimensional. A partir de malhas com polígonos regulares ou não, ele fazia mudanças, sem alterar a área do polígono original.&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/820565219157390931-2386467346430569222?l=nomundodamatematica.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://nomundodamatematica.blogspot.com/feeds/2386467346430569222/comments/default' title='Postar comentários'/><link rel='replies' type='text/html' href='http://www.blogger.com/comment.g?blogID=820565219157390931&amp;postID=2386467346430569222' title='0 Comentários'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/820565219157390931/posts/default/2386467346430569222'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/820565219157390931/posts/default/2386467346430569222'/><link rel='alternate' type='text/html' href='http://nomundodamatematica.blogspot.com/2007/10/caminhando-pelas-obras-de-escher.html' title='Caminhando pelas obras de Escher'/><author><name>No Mundo da Matem�tica</name><uri>http://www.blogger.com/profile/05883145587648028393</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://4.bp.blogspot.com/_oLZ1aPLAXI0/Rw6r9NNTagI/AAAAAAAAAC8/gC6VWyir-RY/s72-c/relativity.jpg' height='72' width='72'/><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-820565219157390931.post-5183509064250638905</id><published>2007-10-09T13:15:00.001-07:00</published><updated>2007-10-10T16:13:27.663-07:00</updated><title type='text'>Obras de Escher</title><content type='html'>&lt;div align="center"&gt;&lt;a href="http://1.bp.blogspot.com/_oLZ1aPLAXI0/Rw1a7tNTabI/AAAAAAAAACU/9H45ADl347I/s1600-h/anjos+e+demonios.gif"&gt;&lt;img id="BLOGGER_PHOTO_ID_5119848333184297394" style="DISPLAY: block; MARGIN: 0px auto 10px; CURSOR: hand; TEXT-ALIGN: center" alt="" src="http://1.bp.blogspot.com/_oLZ1aPLAXI0/Rw1a7tNTabI/AAAAAAAAACU/9H45ADl347I/s200/anjos+e+demonios.gif" border="0" /&gt;&lt;/a&gt; &lt;strong&gt;Anjos e Demônios&lt;/strong&gt;&lt;/div&gt;&lt;p&gt;&lt;strong&gt;&lt;/strong&gt; &lt;/p&gt;&lt;p&gt;&lt;strong&gt; &lt;/p&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;/strong&gt;&lt;div align="center"&gt;&lt;a href="http://4.bp.blogspot.com/_oLZ1aPLAXI0/Rw1ZgdNTaaI/AAAAAAAAACM/Yb2jzXaf2Ds/s1600-h/pÃ¡ssaros.bmp"&gt;&lt;img id="BLOGGER_PHOTO_ID_5119846765521234338" style="DISPLAY: block; MARGIN: 0px auto 10px; CURSOR: hand; TEXT-ALIGN: center" alt="" src="http://4.bp.blogspot.com/_oLZ1aPLAXI0/Rw1ZgdNTaaI/AAAAAAAAACM/Yb2jzXaf2Ds/s200/p%C3%A1ssaros.bmp" border="0" /&gt;&lt;/a&gt; &lt;strong&gt;Pombos&lt;/strong&gt;&lt;/div&gt;&lt;strong&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;/strong&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;a href="http://4.bp.blogspot.com/_oLZ1aPLAXI0/Rw1X1dNTaZI/AAAAAAAAACE/OiHYidB0HRs/s1600-h/octaedros.gif"&gt;&lt;img id="BLOGGER_PHOTO_ID_5119844927275231634" style="DISPLAY: block; MARGIN: 0px auto 10px; CURSOR: hand; TEXT-ALIGN: center" alt="" src="http://4.bp.blogspot.com/_oLZ1aPLAXI0/Rw1X1dNTaZI/AAAAAAAAACE/OiHYidB0HRs/s200/octaedros.gif" border="0" /&gt;&lt;/a&gt;&lt;strong&gt; Estrela&lt;/strong&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;strong&gt;Escher usou três octaedros para fazer a figura central&lt;/strong&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt; &lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;a href="http://4.bp.blogspot.com/_oLZ1aPLAXI0/Rw1XGdNTaYI/AAAAAAAAAB8/W_cAnXapdVk/s1600-h/EScher-Mobius-Strip-II-full.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5119844119821379970" style="DISPLAY: block; MARGIN: 0px auto 10px; CURSOR: hand; TEXT-ALIGN: center" alt="" src="http://4.bp.blogspot.com/_oLZ1aPLAXI0/Rw1XGdNTaYI/AAAAAAAAAB8/W_cAnXapdVk/s200/EScher-Mobius-Strip-II-full.jpg" border="0" /&gt;&lt;/a&gt; &lt;strong&gt;Perspectiva -&lt;/strong&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;representação do espaço tridimensional numa superfície plana&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt; &lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div style="TEXT-ALIGN: center" align="center"&gt;&lt;a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://4.bp.blogspot.com/_oLZ1aPLAXI0/Rwvk69NTaVI/AAAAAAAAABk/tTPz9AjAgcQ/s1600-h/lagartos"&gt;&lt;img id="BLOGGER_PHOTO_ID_5119437102950607186" style="DISPLAY: block; MARGIN: 0px auto 10px; CURSOR: pointer; TEXT-ALIGN: center" alt="" src="http://4.bp.blogspot.com/_oLZ1aPLAXI0/Rwvk69NTaVI/AAAAAAAAABk/tTPz9AjAgcQ/s400/lagartos" border="0" /&gt;&lt;/a&gt;&lt;span style="FONT-WEIGHT: bold"&gt;lagartos&lt;/span&gt;&lt;br /&gt;&lt;/div&gt;&lt;div style="TEXT-ALIGN: center" align="center"&gt;"Caminhando para onde?"&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div style="TEXT-ALIGN: center" align="center"&gt;&lt;span style="FONT-WEIGHT: bold"&gt;Dia e Noite&lt;/span&gt;&lt;br /&gt;&lt;a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://4.bp.blogspot.com/_oLZ1aPLAXI0/RwvjY9NTaTI/AAAAAAAAABU/cPBnwCo-Sgo/s1600-h/escherdiaenoite"&gt;&lt;img id="BLOGGER_PHOTO_ID_5119435419323427122" style="DISPLAY: block; MARGIN: 0px auto 10px; CURSOR: pointer; TEXT-ALIGN: center" alt="" src="http://4.bp.blogspot.com/_oLZ1aPLAXI0/RwvjY9NTaTI/AAAAAAAAABU/cPBnwCo-Sgo/s400/escherdiaenoite" border="0" /&gt;&lt;/a&gt;&lt;span style="FONT-WEIGHT: bold"&gt;"Os campos lavrados, &lt;/span&gt;&lt;br /&gt;&lt;span style="FONT-WEIGHT: bold"&gt;elevam-se em direção ao céu&lt;/span&gt;&lt;br /&gt;&lt;span style="FONT-WEIGHT: bold"&gt;e se transformam, aos poucos,&lt;/span&gt;&lt;br /&gt;&lt;span style="FONT-WEIGHT: bold"&gt;em aves brancas e pretas. "&lt;br /&gt;&lt;br /&gt;&lt;/span&gt;&lt;span style="FONT-WEIGHT: bold"&gt;&lt;/span&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt; &lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div style="TEXT-ALIGN: center" align="center"&gt;&lt;a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://4.bp.blogspot.com/_oLZ1aPLAXI0/Rwvi29NTaSI/AAAAAAAAABM/KvButDN1YWI/s1600-h/eschermaos"&gt;&lt;img id="BLOGGER_PHOTO_ID_5119434835207874850" style="DISPLAY: block; MARGIN: 0px auto 10px; CURSOR: pointer; TEXT-ALIGN: center" alt="" src="http://4.bp.blogspot.com/_oLZ1aPLAXI0/Rwvi29NTaSI/AAAAAAAAABM/KvButDN1YWI/s320/eschermaos" border="0" /&gt;&lt;/a&gt;&lt;span style="FONT-WEIGHT: bold"&gt; mãos (paradoxos visuais)&lt;/span&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;strong&gt;Que mão pinta que mão?&lt;/strong&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;p align="center"&gt;&lt;/p&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;p align="center"&gt;&lt;/p&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div style="TEXT-ALIGN: center" align="center"&gt;&lt;a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_oLZ1aPLAXI0/RwviJtNTaRI/AAAAAAAAABE/cu4aHdHpLpI/s1600-h/cascata"&gt;&lt;img id="BLOGGER_PHOTO_ID_5119434057818794258" style="DISPLAY: block; MARGIN: 0px auto 10px; WIDTH: 139px; CURSOR: pointer; HEIGHT: 181px; TEXT-ALIGN: center" alt="" src="http://3.bp.blogspot.com/_oLZ1aPLAXI0/RwviJtNTaRI/AAAAAAAAABE/cu4aHdHpLpI/s320/cascata" border="0" /&gt;&lt;/a&gt;&lt;span style="FONT-WEIGHT: bold"&gt;Cascata (ilusão de óptica)&lt;br /&gt;&lt;br /&gt;&lt;/span&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt; &lt;/div&gt;&lt;div align="center"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div style="TEXT-ALIGN: center" align="center"&gt;&lt;a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://4.bp.blogspot.com/_oLZ1aPLAXI0/Rwvhx9NTaQI/AAAAAAAAAA8/q__GbwuUGkI/s1600-h/uruburu"&gt;&lt;img id="BLOGGER_PHOTO_ID_5119433649796901122" style="DISPLAY: block; MARGIN: 0px auto 10px; WIDTH: 121px; CURSOR: pointer; HEIGHT: 172px; TEXT-ALIGN: center" alt="" src="http://4.bp.blogspot.com/_oLZ1aPLAXI0/Rwvhx9NTaQI/AAAAAAAAAA8/q__GbwuUGkI/s320/uruburu" border="0" /&gt;&lt;/a&gt;&lt;span style="COLOR: rgb(102,0,204)"&gt;&lt;span style="FONT-WEIGHT: bold"&gt;Uruburo (paradoxo visual)&lt;/span&gt;&lt;/span&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;span style="COLOR: rgb(102,0,204)"&gt;&lt;span style="FONT-WEIGHT: bold"&gt;baseado no paradoxo de Alan Watts que dizia:&lt;/span&gt;&lt;/span&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="center"&gt;&lt;span style="COLOR: rgb(102,0,204)"&gt;&lt;span style="FONT-WEIGHT: bold"&gt;"Tentar definir a sí mesmo é como morder os próprios dentes."&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;Os desenhos de Escher não nasciam de passes de mágica. Suas obras estão apoiadas em conceitos matemáticos, relacionados principalmente com a geometria.&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;/span&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/820565219157390931-5183509064250638905?l=nomundodamatematica.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://nomundodamatematica.blogspot.com/feeds/5183509064250638905/comments/default' title='Postar comentários'/><link rel='replies' type='text/html' href='http://www.blogger.com/comment.g?blogID=820565219157390931&amp;postID=5183509064250638905' title='2 Comentários'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/820565219157390931/posts/default/5183509064250638905'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/820565219157390931/posts/default/5183509064250638905'/><link rel='alternate' type='text/html' href='http://nomundodamatematica.blogspot.com/2007/10/obras-de-escher.html' title='Obras de Escher'/><author><name>No Mundo da Matem�tica</name><uri>http://www.blogger.com/profile/05883145587648028393</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://1.bp.blogspot.com/_oLZ1aPLAXI0/Rw1a7tNTabI/AAAAAAAAACU/9H45ADl347I/s72-c/anjos+e+demonios.gif' height='72' width='72'/><thr:total>2</thr:total></entry><entry><id>tag:blogger.com,1999:blog-820565219157390931.post-8226931220277957102</id><published>2007-10-09T12:51:00.000-07:00</published><updated>2007-10-11T16:47:52.643-07:00</updated><title type='text'>Maurits Cornelis Escher</title><content type='html'>&lt;a href="http://1.bp.blogspot.com/_oLZ1aPLAXI0/Rw62GdNTahI/AAAAAAAAADE/OuiJD-ot2z4/s1600-h/ESCHERPHOTO.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5120230048402729490" style="DISPLAY: block; MARGIN: 0px auto 10px; CURSOR: hand; TEXT-ALIGN: center" alt="" src="http://1.bp.blogspot.com/_oLZ1aPLAXI0/Rw62GdNTahI/AAAAAAAAADE/OuiJD-ot2z4/s200/ESCHERPHOTO.jpg" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;div&gt;Nasceu na Holanda em 17/06/1898. Frequentou a Escola de Arquitetura e Artes Decorativas. Uma das principais contribuições deste artista está em gerar imagens com impressionantes efeitos de ilusão óptica com notável qualidade técnica e estética, tudo isto, respeitando as regras geométricas do desenho e da perspectiva. Após uma visita à espanha o artista conheceu e seu encantou pelos mosaicos que haviam nas mesquitas do lugar. Este foi o ponto de partida para os seus trabalhos mais impressionantes e famosos, que consistiam no preenchimento regular do plano, normalmente utilizando imagens figurativas e não geométricas. A partir de uma malha de polígonos regulares ou não, Escher fazia mudanças mas sem alterar a área do polígono original. Assim surgiam figuras de homens, peixes, aves, lagartos,todos envolvidos de tal forma que nenhum poderia mais se mexer. Destacam-se também os trabalhos do artista que exploram o espaço. Criava figuras impossíveis, representações distorcidas e paradoxos.&lt;/div&gt;&lt;br /&gt;&lt;div&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/820565219157390931-8226931220277957102?l=nomundodamatematica.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://nomundodamatematica.blogspot.com/feeds/8226931220277957102/comments/default' title='Postar comentários'/><link rel='replies' type='text/html' href='http://www.blogger.com/comment.g?blogID=820565219157390931&amp;postID=8226931220277957102' title='0 Comentários'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/820565219157390931/posts/default/8226931220277957102'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/820565219157390931/posts/default/8226931220277957102'/><link rel='alternate' type='text/html' href='http://nomundodamatematica.blogspot.com/2007/10/maurits-cornelis-escher.html' title='Maurits Cornelis Escher'/><author><name>No Mundo da Matem�tica</name><uri>http://www.blogger.com/profile/05883145587648028393</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://1.bp.blogspot.com/_oLZ1aPLAXI0/Rw62GdNTahI/AAAAAAAAADE/OuiJD-ot2z4/s72-c/ESCHERPHOTO.jpg' height='72' width='72'/><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-820565219157390931.post-1020142941481382635</id><published>2007-09-22T13:38:00.000-07:00</published><updated>2007-10-09T12:47:37.525-07:00</updated><title type='text'>A beleza da simetria</title><content type='html'>&lt;a href="http://2.bp.blogspot.com/_oLZ1aPLAXI0/RvWBQ9NTaNI/AAAAAAAAAAc/-a-0_yoRg34/s1600-h/1.jpg"&gt;&lt;img id="BLOGGER_PHOTO_ID_5113135080257317074" style="margin: 0px auto 10px; display: block; text-align: center;" alt="" src="http://2.bp.blogspot.com/_oLZ1aPLAXI0/RvWBQ9NTaNI/AAAAAAAAAAc/-a-0_yoRg34/s320/1.jpg" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;div align="center"&gt;Cada vez mais nos conscientizamos de que a matemática não pode mais ser ensinada como uma disciplina desvinculdada de outras áreas do conhecimento. O conteúdo visto e estudado em sala de aula é o resultado de observações feitas no transcorrer dos séculos, observações essas surgidas a partir de necessidades sentidas mediante situações- problema.&lt;/div&gt;&lt;br /&gt;&lt;div align="center"&gt;Os conceitos matemáticos são aplicados em outras ciências: biologia, arquitetura, física, como também nas artes.&lt;/div&gt;&lt;br /&gt;&lt;div align="center"&gt;Tentando sair um pouco da razão aliamos a arte com conceitos matemáticos, permitindo-nos assim matematizar a criatividade presente nas obras de Escher. &lt;/div&gt;&lt;br /&gt;&lt;div align="center"&gt;&lt;/div&gt;&lt;br /&gt;&lt;div align="center"&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/820565219157390931-1020142941481382635?l=nomundodamatematica.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://nomundodamatematica.blogspot.com/feeds/1020142941481382635/comments/default' title='Postar comentários'/><link rel='replies' type='text/html' href='http://www.blogger.com/comment.g?blogID=820565219157390931&amp;postID=1020142941481382635' title='1 Comentários'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/820565219157390931/posts/default/1020142941481382635'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/820565219157390931/posts/default/1020142941481382635'/><link rel='alternate' type='text/html' href='http://nomundodamatematica.blogspot.com/2007/09/belez-da-simetria.html' title='A beleza da simetria'/><author><name>No Mundo da Matem�tica</name><uri>http://www.blogger.com/profile/05883145587648028393</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://2.bp.blogspot.com/_oLZ1aPLAXI0/RvWBQ9NTaNI/AAAAAAAAAAc/-a-0_yoRg34/s72-c/1.jpg' height='72' width='72'/><thr:total>1</thr:total></entry></feed>
