{"id":8174,"date":"2026-02-07T09:58:10","date_gmt":"2026-02-07T08:58:10","guid":{"rendered":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/?p=8174"},"modified":"2026-02-07T16:48:20","modified_gmt":"2026-02-07T15:48:20","slug":"un-tableau-de-pyramides-en-origami-pour-ecrire-egalites","status":"publish","type":"post","link":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/2026\/02\/07\/un-tableau-de-pyramides-en-origami-pour-ecrire-egalites\/","title":{"rendered":"Un tableau de pyramides en origami pour \u00e9crire \u00ab \u00c9galit\u00e9s \u00bb"},"content":{"rendered":"\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"929\" height=\"328\" src=\"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-content\/uploads\/sites\/17\/2026\/02\/Tableau-des-pyramides.jpg\" alt=\"\" class=\"wp-image-8176\" srcset=\"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-content\/uploads\/sites\/17\/2026\/02\/Tableau-des-pyramides.jpg 929w, https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-content\/uploads\/sites\/17\/2026\/02\/Tableau-des-pyramides-300x106.jpg 300w, https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-content\/uploads\/sites\/17\/2026\/02\/Tableau-des-pyramides-768x271.jpg 768w, https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-content\/uploads\/sites\/17\/2026\/02\/Tableau-des-pyramides-825x291.jpg 825w\" sizes=\"auto, (max-width: 929px) 100vw, 929px\" \/><\/figure>\n\n\n\n<p><br>Dans le cadre de la formation des clubs de math\u00e9matiques, des coll\u00e8gues ont d\u00e9j\u00e0 exp\u00e9riment\u00e9 cette activit\u00e9, qui consiste \u00e0 r\u00e9aliser un grand tableau de pyramides en origami de 50 cm sur 140 cm. Les pyramides sont obtenues \u00e0 partir du pliage d\u2019un carr\u00e9 de 9 cm de c\u00f4t\u00e9, puis coll\u00e9es sur un carton plume, selon le sch\u00e9ma ci-dessous.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1022\" height=\"273\" src=\"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-content\/uploads\/sites\/17\/2026\/02\/Dessin-du-tableau-Egalites.jpg\" alt=\"\" class=\"wp-image-8177\" srcset=\"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-content\/uploads\/sites\/17\/2026\/02\/Dessin-du-tableau-Egalites.jpg 1022w, https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-content\/uploads\/sites\/17\/2026\/02\/Dessin-du-tableau-Egalites-300x80.jpg 300w, https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-content\/uploads\/sites\/17\/2026\/02\/Dessin-du-tableau-Egalites-768x205.jpg 768w, https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-content\/uploads\/sites\/17\/2026\/02\/Dessin-du-tableau-Egalites-825x220.jpg 825w\" sizes=\"auto, (max-width: 1022px) 100vw, 1022px\" \/><\/figure>\n\n\n\n<p><br>A l&#8217;occasion de la semaine des math\u00e9matiques sur le th\u00e8me &#8220;Egalit\u00e9s&#8221;, des \u00e9l\u00e8ves de seconde et de premi\u00e8re du lyc\u00e9e Victor Louis vont r\u00e9aliser ce tableau de fa\u00e7on collaborative.<br>La ressource propos\u00e9e comprend un <a href=\"https:\/\/nuage02.apps.education.fr\/index.php\/s\/7iDJQSzYqEnBtYL\">dossier explicatif<\/a> avec les consignes pour faciliter la mise en oeuvre.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dans le cadre de la formation des clubs de math\u00e9matiques, des coll\u00e8gues ont d\u00e9j\u00e0 exp\u00e9riment\u00e9 cette activit\u00e9, qui consiste \u00e0 r\u00e9aliser un grand tableau de pyramides en origami de 50 cm sur 140 cm. Les pyramides sont obtenues \u00e0 partir du pliage d\u2019un carr\u00e9 de 9 cm de c\u00f4t\u00e9, puis coll\u00e9es sur un carton plume, &hellip; <\/p>\n<p><a class=\"more-link btn\" href=\"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/2026\/02\/07\/un-tableau-de-pyramides-en-origami-pour-ecrire-egalites\/\">Lire la suite<\/a><\/p>\n","protected":false},"author":895,"featured_media":8176,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,106,6,111,5,35,34,14,107],"tags":[],"class_list":["post-8174","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-a-la-une","category-annee-2026","category-dans-les-etablissements","category-egalites-annee-et-theme","category-conferences-evenements-expositions","category-grand-public","category-offre-danimations","category-ressources","category-egalites","nodate","item-wrap"],"_links":{"self":[{"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-json\/wp\/v2\/posts\/8174","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-json\/wp\/v2\/users\/895"}],"replies":[{"embeddable":true,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-json\/wp\/v2\/comments?post=8174"}],"version-history":[{"count":4,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-json\/wp\/v2\/posts\/8174\/revisions"}],"predecessor-version":[{"id":8191,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-json\/wp\/v2\/posts\/8174\/revisions\/8191"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-json\/wp\/v2\/media\/8176"}],"wp:attachment":[{"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-json\/wp\/v2\/media?parent=8174"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-json\/wp\/v2\/categories?post=8174"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/semaine-des-maths\/wp-json\/wp\/v2\/tags?post=8174"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}