{"id":1494,"date":"2025-01-08T17:16:30","date_gmt":"2025-01-08T14:16:30","guid":{"rendered":"https:\/\/currconv.ru\/blog\/3591-2\/"},"modified":"2025-01-08T17:16:30","modified_gmt":"2025-01-08T14:16:30","slug":"3591","status":"publish","type":"post","link":"https:\/\/currconv.ru\/blog\/3591\/","title":{"rendered":"\u041f\u0440\u0438\u043c\u0435\u0440 \u21167 \u0438\u0437 \u0437\u0430\u0434\u0430\u043d\u0438\u044f 12"},"content":{"rendered":"<div class=\"fpm_start\"><\/div>\n<p>\u0412 \u0442\u0440\u0435\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a\u0435 <span class=\"katex-eq\" data-katex-display=\"false\">ABC<\/span> \u0443\u0433\u043e\u043b <span class=\"katex-eq\" data-katex-display=\"false\">C<\/span> \u0440\u0430\u0432\u0435\u043d <span class=\"katex-eq\" data-katex-display=\"false\">90^{\\circ}<\/span>, <span class=\"katex-eq\" data-katex-display=\"false\">AB = 3\\sqrt{5}<\/span>, <span class=\"katex-eq\" data-katex-display=\"false\">\\displaystyle sinA=\\frac{2}{\\sqrt{5}}<\/span>. \u041d\u0430\u0439\u0434\u0438\u0442\u0435 \u043f\u043b\u043e\u0449\u0430\u0434\u044c \u0442\u0440\u0435\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a\u0430.<\/p>\n<figure class=\"wp-block-image size-full is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"214\" height=\"237\" src=\"https:\/\/currconv.ru\/blog\/wp-content\/uploads\/2022\/11\/image-106.png\" alt=\"\" class=\"wp-image-3589\" style=\"width:154px;height:171px\"\/><\/figure>\n<p><span id=\"more-3591\"><\/span><\/p>\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n<h2 class=\"wp-block-heading has-text-align-center has-medium-font-size\"><strong>\u0420\u0435\u0448\u0435\u043d\u0438\u0435<\/strong><\/h2>\n<p>\u0421\u0438\u043d\u0443\u0441 &#8211; \u043e\u0442\u043d\u043e\u0448\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0442\u0438\u0432\u043e\u043b\u0435\u0436\u0430\u0449\u0435\u0433\u043e \u043a\u0430\u0442\u0435\u0442\u0430 \u043a \u0433\u0438\u043f\u043e\u0442\u0435\u043d\u0443\u0437\u0435, \u0442.\u0435. <span class=\"katex-eq\" data-katex-display=\"false\">\\displaystyle sinA=\\frac{BC}{AB}<\/span>. \u041f\u043e\u0434\u0441\u0442\u0430\u0432\u0438\u043c \u0438\u0437\u0432\u0435\u0441\u0442\u043d\u044b\u0435 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f \u0438 \u043d\u0430\u0439\u0434\u0435\u043c \u043a\u0430\u0442\u0435\u0442 <span class=\"katex-eq\" data-katex-display=\"false\">BC<\/span>:<\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"true\">\\displaystyle \\frac{2}{\\sqrt{5}}=\\frac{BC}{3\\sqrt{5}};<\/span><\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"true\">BC=6<\/span>.<\/p>\n<p>\u041a\u043e\u0441\u0438\u043d\u0443\u0441 &#8211; \u043e\u0442\u043d\u043e\u0448\u0435\u043d\u0438\u0435 \u043f\u0440\u0438\u043b\u0435\u0436\u0430\u0449\u0435\u0433\u043e \u043a\u0430\u0442\u0435\u0442\u0430 \u043a \u0433\u0438\u043f\u043e\u0442\u0435\u043d\u0443\u0437, \u0442.\u0435. <span class=\"katex-eq\" data-katex-display=\"false\">\\displaystyle cosA=\\frac{AC}{AB}<\/span>. \u041d\u0430\u0439\u0434\u0435\u043c <span class=\"katex-eq\" data-katex-display=\"false\">cosA<\/span>, \u0434\u043b\u044f \u044d\u0442\u043e\u0433\u043e \u0432\u043e\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u0441\u044f \u043e\u0441\u043d\u043e\u0432\u043d\u044b\u043c \u0442\u0440\u0438\u0433\u043e\u043d\u043e\u043c\u0435\u0442\u0440\u0438\u0447\u0435\u0441\u043a\u0438\u043c \u0442\u043e\u0436\u0434\u0435\u0441\u0442\u0432\u043e\u043c <span class=\"katex-eq\" data-katex-display=\"false\">sin^2x+cos^2x=1<\/span>:<\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"true\">\\displaystyle \\frac{4}{5}+cos^2A=1;<\/span><\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"true\">\\displaystyle cosA=\\frac{1}{\\sqrt{5}}<\/span>.<\/p>\n<p>\u041f\u043e\u0434\u0441\u0442\u0430\u0432\u0438\u043c \u0438\u0437\u0432\u0435\u0441\u0442\u043d\u044b\u0435 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f \u0438 \u043d\u0430\u0439\u0434\u0435\u043c \u043a\u0430\u0442\u0435\u0442 <span class=\"katex-eq\" data-katex-display=\"false\">AC<\/span>:<\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"true\">\\displaystyle \\frac{1}{\\sqrt{5}}=\\frac{AC}{3\\sqrt{5}};<\/span><\/p>\n<p><script data-noptimize=\"\" data-wpfc-render=\"false\">\nfpm_start( \"true\" );\n<\/script><\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"true\">AC=3<\/span>.<\/p>\n<p>\u041f\u043b\u043e\u0449\u0430\u0434\u044c \u043f\u0440\u044f\u043c\u043e\u0443\u0433\u043e\u043b\u044c\u043d\u043e\u0433\u043e \u0442\u0440\u0435\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a\u0430 \u043d\u0430\u0445\u043e\u0434\u0438\u0442\u0441\u044f \u043f\u043e \u0444\u043e\u0440\u043c\u0443\u043b <span class=\"katex-eq\" data-katex-display=\"false\">\\displaystyle S=\\frac{a\\cdot b}{2}<\/span>, \u0433\u0434\u0435 <span class=\"katex-eq\" data-katex-display=\"false\">a<\/span> \u0438 <span class=\"katex-eq\" data-katex-display=\"false\">b<\/span> &#8211; \u043a\u0430\u0442\u0435\u0442\u044b \u0442\u0440\u0435\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a\u0430. \u041f\u043e\u0434\u0441\u0442\u0430\u0432\u0438\u043c \u0438\u0437\u0432\u0435\u0441\u0442\u043d\u044b\u0435 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f \u0432 \u0444\u043e\u0440\u043c\u0443\u043b \u0438 \u043d\u0430\u0439\u0434\u0435\u043c \u043f\u043b\u043e\u0449\u0430\u0434\u044c \u0442\u0440\u0435\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a\u0430:<\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"true\">S=(3\\cdot 6)\\div2=9<\/span>. <\/p>\n<p><strong>\u041e\u0442\u0432\u0435\u0442: <\/strong><span class=\"katex-eq\" data-katex-display=\"false\">9<\/span>.<\/p>\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n<p><strong><strong><strong><strong><strong><strong>\u0418\u0441\u0442\u043e\u0447\u043d\u0438\u043a:<\/strong><\/strong><\/strong><\/strong>  <\/strong><\/strong>\u0415\u0413\u042d 2023 \u041c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u043a\u0430. \u0411\u0430\u0437\u043e\u0432\u044b\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c. \u0422\u0438\u043f\u043e\u0432\u044b\u0435 \u044d\u043a\u0437\u0430\u043c\u0435\u043d\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0435 \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u044b. 30 \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u043e\u0432 (\u0432\u0430\u0440\u0438\u0430\u043d\u0442 8) (<a href=\"https:\/\/my-shop.ru\/shop\/product\/4905385.html?partner=9541\" target=\"_blank\" rel=\"noreferrer noopener\">\u041a\u0443\u043f\u0438\u0442\u044c \u043a\u043d\u0438\u0433\u0443<\/a>)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0412 \u0442\u0440\u0435\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a\u0435 ABC \u0443\u0433\u043e\u043b C \u0440\u0430\u0432\u0435\u043d 90^{\\circ}, AB = 3\\sqrt{5}, \\displaystyle sinA=\\frac{2}{\\sqrt{5}}. \u041d\u0430\u0439\u0434\u0438\u0442\u0435 \u043f\u043b\u043e\u0449\u0430\u0434\u044c \u0442\u0440\u0435\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a\u0430. \u0420\u0435\u0448\u0435\u043d\u0438\u0435 \u0421\u0438\u043d\u0443\u0441 &#8211; \u043e\u0442\u043d\u043e\u0448\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0442\u0438\u0432\u043e\u043b\u0435\u0436\u0430\u0449\u0435\u0433\u043e \u043a\u0430\u0442\u0435\u0442\u0430 \u043a \u0433\u0438\u043f\u043e\u0442\u0435\u043d\u0443\u0437\u0435, \u0442.\u0435. \\displaystyle sinA=\\frac{BC}{AB}. \u041f\u043e\u0434\u0441\u0442\u0430\u0432\u0438\u043c \u0438\u0437\u0432\u0435\u0441\u0442\u043d\u044b\u0435 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f \u0438 \u043d\u0430\u0439\u0434\u0435\u043c \u043a\u0430\u0442\u0435\u0442 BC: \\displaystyle \\frac{2}{\\sqrt{5}}=\\frac{BC}{3\\sqrt{5}}; BC=6. \u041a\u043e\u0441\u0438\u043d\u0443\u0441 &#8211; \u043e\u0442\u043d\u043e\u0448\u0435\u043d\u0438\u0435 \u043f\u0440\u0438\u043b\u0435\u0436\u0430\u0449\u0435\u0433\u043e \u043a\u0430\u0442\u0435\u0442\u0430 \u043a \u0433\u0438\u043f\u043e\u0442\u0435\u043d\u0443\u0437, \u0442.\u0435. \\displaystyle cosA=\\frac{AC}{AB}. \u041d\u0430\u0439\u0434\u0435\u043c cosA, \u0434\u043b\u044f \u044d\u0442\u043e\u0433\u043e \u0432\u043e\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u0441\u044f \u043e\u0441\u043d\u043e\u0432\u043d\u044b\u043c \u0442\u0440\u0438\u0433\u043e\u043d\u043e\u043c\u0435\u0442\u0440\u0438\u0447\u0435\u0441\u043a\u0438\u043c \u0442\u043e\u0436\u0434\u0435\u0441\u0442\u0432\u043e\u043c sin^2x+cos^2x=1: [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[44],"tags":[],"class_list":["post-1494","post","type-post","status-publish","format-standard","hentry","category-zadanie12_baza"],"_links":{"self":[{"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/posts\/1494","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/comments?post=1494"}],"version-history":[{"count":0,"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/posts\/1494\/revisions"}],"wp:attachment":[{"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/media?parent=1494"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/categories?post=1494"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/tags?post=1494"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}