{"id":2943,"date":"2017-09-04T14:56:07","date_gmt":"2017-09-04T13:56:07","guid":{"rendered":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/mathematiques\/?p=2943"},"modified":"2018-02-17T02:04:41","modified_gmt":"2018-02-17T01:04:41","slug":"2nde-chap7-droites-et-systemes","status":"publish","type":"post","link":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/mathematiques\/2nde-chap7-droites-et-systemes\/","title":{"rendered":"Droites et syst\u00e8mes (2de &#8211; Chap7 &#8211; 2 semaines)"},"content":{"rendered":"<p style=\"text-align: right\">Retour \u00e0 la <strong><a href=\"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/mathematiques\/exemple-de-progression-en-classe-de-seconde\/\">progression propos\u00e9e pour la classe de 2de<\/a><\/strong><\/p>\n<h1>Contenus<\/h1>\n<ul>\n<li>Droite comme courbe repr\u00e9sentative d\u2019une fonction affine.<\/li>\n<li>\u00c9quations de droites.<\/li>\n<li>Droites parall\u00e8les, s\u00e9cantes.<\/li>\n<li>Syst\u00e8mes d&#8217;\u00e9quations (liens entre les droites et l\u2019existence de solution)<\/li>\n<\/ul>\n<h1>\u00a0Capacit\u00e9s attendues<\/h1>\n<ul>\n<li>Tracer une droite dans le plan rep\u00e9r\u00e9.<\/li>\n<li>Interpr\u00e9ter graphiquement le coefficient directeur d\u2019une droite.<\/li>\n<li>Caract\u00e9riser analytiquement une droite.<\/li>\n<li>Reconna\u00eetre que deux droites sont parall\u00e8les, s\u00e9cantes.<\/li>\n<li>\u00c9tablir que trois points sont align\u00e9s, non align\u00e9s.<\/li>\n<li>D\u00e9terminer les coordonn\u00e9es du point d\u2019intersection de deux droites s\u00e9cantes.<\/li>\n<li>R\u00e9soudre graphiquement et alg\u00e9briquement un syst\u00e8me de deux \u00e9quations du premier degr\u00e9 \u00e0 deux inconnues.<\/li>\n<\/ul>\n<h1>\u00a0R\u00e9activation \/ commentaires<\/h1>\n<ul>\n<li>\u00c0 l\u2019occasion de certains travaux, on pourra utiliser des rep\u00e8res non orthonorm\u00e9s.<\/li>\n<li>On fait la liaison avec la colin\u00e9arit\u00e9 des vecteurs.<\/li>\n<li>C\u2019est l\u2019occasion de r\u00e9soudre des syst\u00e8mes d\u2019\u00e9quations lin\u00e9aires.<\/li>\n<li>Les activit\u00e9s des \u00e9l\u00e8ves prennent appui sur les propri\u00e9t\u00e9s \u00e9tudi\u00e9es au coll\u00e8ge et peuvent s\u2019enrichir des apports de la g\u00e9om\u00e9trie rep\u00e9r\u00e9e.<\/li>\n<\/ul>\n<h1>Ressources pour activit\u00e9s, probl\u00e8mes transversaux, devoirs maison, &#8230;<\/h1>\n<ul>\n<li><a href=\"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/mathematiques\/wp-content\/uploads\/sites\/3\/2017\/09\/equ_droites.zip\">Lecture graphique<\/a><\/li>\n<li><a href=\"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/mathematiques\/wp-content\/uploads\/sites\/3\/2017\/09\/Intersections-de-droites.pdf\">Intersections de droites<\/a><\/li>\n<li><a href=\"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/mathematiques\/wp-content\/uploads\/sites\/3\/2017\/09\/Tous-les-cas-de-droites.pdf\">Tous les cas de droites<\/a><a href=\"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/mathematiques\/equations-de-droites-2nde\"><\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Retour \u00e0 la progression propos\u00e9e pour la classe de 2de Contenus Droite comme courbe repr\u00e9sentative d\u2019une fonction affine. \u00c9quations de droites. Droites parall\u00e8les, s\u00e9cantes. Syst\u00e8mes d&#8217;\u00e9quations (liens entre les droites et l\u2019existence de solution) \u00a0Capacit\u00e9s attendues Tracer une droite dans le plan rep\u00e9r\u00e9. Interpr\u00e9ter graphiquement le coefficient directeur d\u2019une droite. Caract\u00e9riser analytiquement une droite. Reconna\u00eetre &hellip; <\/p>\n<p><a class=\"more-link btn\" href=\"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/mathematiques\/2nde-chap7-droites-et-systemes\/\">Lire la suite<\/a><\/p>\n","protected":false},"author":351,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":""},"categories":[23,22],"tags":[87,88,82,84,89,83,85,86],"class_list":["post-2943","post","type-post","status-publish","format-standard","hentry","category-seconde","category-lycee","tag-alignes","tag-coefficient-directeur","tag-droite","tag-paralleles","tag-point-dintersection","tag-repere","tag-secantes","tag-systeme","nodate","item-wrap"],"_links":{"self":[{"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/mathematiques\/wp-json\/wp\/v2\/posts\/2943","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/mathematiques\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/mathematiques\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/mathematiques\/wp-json\/wp\/v2\/users\/351"}],"replies":[{"embeddable":true,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/mathematiques\/wp-json\/wp\/v2\/comments?post=2943"}],"version-history":[{"count":8,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/mathematiques\/wp-json\/wp\/v2\/posts\/2943\/revisions"}],"predecessor-version":[{"id":3246,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/mathematiques\/wp-json\/wp\/v2\/posts\/2943\/revisions\/3246"}],"wp:attachment":[{"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/mathematiques\/wp-json\/wp\/v2\/media?parent=2943"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/mathematiques\/wp-json\/wp\/v2\/categories?post=2943"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/mathematiques\/wp-json\/wp\/v2\/tags?post=2943"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}