{"id":3831,"date":"2026-04-09T09:43:13","date_gmt":"2026-04-09T09:43:13","guid":{"rendered":"https:\/\/pausemaths.fr\/?p=3831"},"modified":"2026-04-09T10:17:20","modified_gmt":"2026-04-09T10:17:20","slug":"le-cone-cest-quoi","status":"publish","type":"post","link":"https:\/\/pausemaths.fr\/index.php\/2026\/04\/09\/le-cone-cest-quoi\/","title":{"rendered":"Le c\u00f4ne : c&rsquo;est quoi ?"},"content":{"rendered":"\n<hr class=\"wp-block-separator has-text-color has-contrast-color has-alpha-channel-opacity has-contrast-background-color has-background\"\/>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center has-border-color has-base-border-color\" style=\"border-style:solid\"><strong>G\u00e9n\u00e9ralit\u00e9s<\/strong><\/h2>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-contrast-color has-alpha-channel-opacity has-contrast-background-color has-background is-style-dots\"\/>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-794e3cfa wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column has-border-color is-layout-flow wp-block-column-is-layout-flow\" style=\"border-color:#111111;border-width:1px;border-top-left-radius:20px;border-top-right-radius:20px;border-bottom-left-radius:20px;border-bottom-right-radius:20px;padding-top:var(--wp--preset--spacing--20);padding-right:var(--wp--preset--spacing--30);padding-bottom:var(--wp--preset--spacing--20);padding-left:var(--wp--preset--spacing--30)\">\n<p class=\"wp-block-paragraph\"><strong>D\u00e9finition :<\/strong><br>Un <strong>c\u00f4ne de r\u00e9volution<\/strong> est un <strong>solide<\/strong> obtenu en faisant tourner un <strong>triangle rectangle <\/strong>autour d\u2019un des c\u00f4t\u00e9s de l\u2019angle droit.<\/p>\n<\/div>\n<\/div>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"251\" src=\"https:\/\/pausemaths.fr\/wp-content\/uploads\/2026\/04\/image-23-1024x251.png\" alt=\"\" class=\"wp-image-3838\" srcset=\"https:\/\/pausemaths.fr\/wp-content\/uploads\/2026\/04\/image-23-1024x251.png 1024w, https:\/\/pausemaths.fr\/wp-content\/uploads\/2026\/04\/image-23-300x74.png 300w, https:\/\/pausemaths.fr\/wp-content\/uploads\/2026\/04\/image-23-768x188.png 768w, https:\/\/pausemaths.fr\/wp-content\/uploads\/2026\/04\/image-23.png 1292w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-contrast-color has-alpha-channel-opacity has-contrast-background-color has-background is-style-default\"\/>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\"><strong>Vocabulaire sp\u00e9cifique<\/strong><\/h2>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-contrast-color has-alpha-channel-opacity has-contrast-background-color has-background is-style-dots\"\/>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-794e3cfa wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center has-border-color is-layout-flow wp-block-column-is-layout-flow\" style=\"border-color:#111111;border-width:1px;border-top-left-radius:20px;border-top-right-radius:20px;border-bottom-left-radius:20px;border-bottom-right-radius:20px;padding-top:var(--wp--preset--spacing--20);padding-right:var(--wp--preset--spacing--30);padding-bottom:var(--wp--preset--spacing--20);padding-left:var(--wp--preset--spacing--30);flex-basis:66.66%\">\n<p class=\"wp-block-paragraph\">Une <strong>g\u00e9n\u00e9ratrice<\/strong> est un segment ayant pour extr\u00e9mit\u00e9s le sommet de la pyramide et un point du cercle de base.<br>[SA] est une g\u00e9n\u00e9ratrice.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Un c\u00f4ne de r\u00e9volution est compos\u00e9 :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>d\u2019un<strong> disque<\/strong> : la base du c\u00f4ne<\/li>\n\n\n\n<li>d\u2019une surface courbe lat\u00e9rale<\/li>\n\n\n\n<li>d\u2019un point appel\u00e9 <strong>sommet<\/strong> du c\u00f4ne<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"405\" height=\"485\" src=\"https:\/\/pausemaths.fr\/wp-content\/uploads\/2026\/04\/image-24.png\" alt=\"\" class=\"wp-image-3840\" srcset=\"https:\/\/pausemaths.fr\/wp-content\/uploads\/2026\/04\/image-24.png 405w, https:\/\/pausemaths.fr\/wp-content\/uploads\/2026\/04\/image-24-251x300.png 251w\" sizes=\"auto, (max-width: 405px) 100vw, 405px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns has-border-color is-layout-flex wp-container-core-columns-is-layout-d25fe44d wp-block-columns-is-layout-flex\" style=\"border-color:#111111;border-width:1px;border-top-left-radius:20px;border-top-right-radius:20px;border-bottom-left-radius:20px;border-bottom-right-radius:20px;padding-top:var(--wp--preset--spacing--20);padding-right:var(--wp--preset--spacing--30);padding-bottom:var(--wp--preset--spacing--20);padding-left:var(--wp--preset--spacing--30)\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<p class=\"wp-block-paragraph\"><strong>D\u00e9finition :<\/strong><br>La hauteur d\u2019un <strong>c\u00f4ne de r\u00e9volution<\/strong> de sommet S est la longueur SO, o\u00f9 O est le <strong>centre du disque <\/strong>de base. Elle est perpendiculaire au disque de base.<br>[OS] est la hauteur du c\u00f4ne. [OS] et[OA] sont perpendiculaires. <\/p>\n<\/div>\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-contrast-color has-alpha-channel-opacity has-contrast-background-color has-background\"\/>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\"><strong>A toi de jouer :<\/strong><br><strong>Repr\u00e9senter un c\u00f4ne de r\u00e9volution<\/strong> <\/h2>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-contrast-color has-alpha-channel-opacity has-contrast-background-color has-background is-style-dots\"\/>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-794e3cfa wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\"><strong>Dessine un c\u00f4ne :<\/strong><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-794e3cfa wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"885\" height=\"524\" src=\"http:\/\/pausemaths.fr\/wp-content\/uploads\/2026\/03\/image-9.png\" alt=\"\" class=\"wp-image-3804\" srcset=\"https:\/\/pausemaths.fr\/wp-content\/uploads\/2026\/03\/image-9.png 885w, https:\/\/pausemaths.fr\/wp-content\/uploads\/2026\/03\/image-9-300x178.png 300w, https:\/\/pausemaths.fr\/wp-content\/uploads\/2026\/03\/image-9-768x455.png 768w\" sizes=\"auto, (max-width: 885px) 100vw, 885px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<figure class=\"wp-block-image aligncenter size-medium\"><img loading=\"lazy\" decoding=\"async\" width=\"155\" height=\"300\" src=\"https:\/\/pausemaths.fr\/wp-content\/uploads\/2026\/04\/image-25-155x300.png\" alt=\"\" class=\"wp-image-3857\" srcset=\"https:\/\/pausemaths.fr\/wp-content\/uploads\/2026\/04\/image-25-155x300.png 155w, https:\/\/pausemaths.fr\/wp-content\/uploads\/2026\/04\/image-25.png 266w\" sizes=\"auto, (max-width: 155px) 100vw, 155px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size wp-block-paragraph\"><a href=\"https:\/\/juliettehernando.com\">https:\/\/juliettehernando.com<\/a><\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>G\u00e9n\u00e9ralit\u00e9s D\u00e9finition :Un c\u00f4ne de r\u00e9volution est un solide obtenu en faisant tourner un triangle rectangle autour d\u2019un des c\u00f4t\u00e9s de l\u2019angle droit. Vocabulaire sp\u00e9cifique Une g\u00e9n\u00e9ratrice est un segment ayant pour extr\u00e9mit\u00e9s le sommet de la pyramide et un point du cercle de base.[SA] est une g\u00e9n\u00e9ratrice. Un c\u00f4ne de r\u00e9volution est compos\u00e9 : [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3831","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/pausemaths.fr\/index.php\/wp-json\/wp\/v2\/posts\/3831","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pausemaths.fr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pausemaths.fr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pausemaths.fr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pausemaths.fr\/index.php\/wp-json\/wp\/v2\/comments?post=3831"}],"version-history":[{"count":34,"href":"https:\/\/pausemaths.fr\/index.php\/wp-json\/wp\/v2\/posts\/3831\/revisions"}],"predecessor-version":[{"id":3871,"href":"https:\/\/pausemaths.fr\/index.php\/wp-json\/wp\/v2\/posts\/3831\/revisions\/3871"}],"wp:attachment":[{"href":"https:\/\/pausemaths.fr\/index.php\/wp-json\/wp\/v2\/media?parent=3831"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pausemaths.fr\/index.php\/wp-json\/wp\/v2\/categories?post=3831"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pausemaths.fr\/index.php\/wp-json\/wp\/v2\/tags?post=3831"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}