{"id":885,"date":"2025-01-14T21:49:41","date_gmt":"2025-01-14T18:49:41","guid":{"rendered":"https:\/\/currconv.ru\/blog\/17680-2\/"},"modified":"2025-01-14T21:49:41","modified_gmt":"2025-01-14T18:49:41","slug":"17680","status":"publish","type":"post","link":"https:\/\/currconv.ru\/blog\/17680\/","title":{"rendered":"\u041f\u0440\u0438\u043c\u0435\u0440 \u211614 \u0438\u0437 \u0437\u0430\u0434\u0430\u043d\u0438\u044f 23"},"content":{"rendered":"<div class=\"fpm_start\"><\/div>\n<p>\u041f\u0440\u044f\u043c\u0430\u044f, \u043f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u0430\u044f \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u0438\u044f\u043c \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438 ABCD, \u043f\u0435\u0440\u0435\u0441\u0435\u043a\u0430\u0435\u0442 \u0435\u0435 \u0431\u043e\u043a\u043e\u0432\u044b\u0435 \u0441\u0442\u043e\u0440\u043e\u043d\u044b AB \u0438 CD \u0432 \u0442\u043e\u0447\u043a\u0430\u0445 E \u0438 F \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0435\u043d\u043d\u043e. \u041d\u0430\u0439\u0434\u0438\u0442\u0435 \u0434\u043b\u0438\u043d\u0443 \u043e\u0442\u0440\u0435\u0437\u043a\u0430 EF, \u0435\u0441\u043b\u0438 AD = 35, BC = 21, CF : DF = 5 : 2.<\/p>\n<p><span id=\"more-17680\"><\/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>\u041d\u0430\u0440\u0438\u0441\u0443\u0435\u043c \u0443\u0441\u043b\u043e\u0432\u0438\u0435 \u0438 \u043f\u0440\u043e\u0432\u0435\u0434\u0435\u043c \u0434\u0438\u0430\u0433\u043e\u043d\u0430\u043b\u044c <span class=\"katex-eq\" data-katex-display=\"false\">BD<\/span>:<\/p>\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"739\" height=\"424\" src=\"https:\/\/currconv.ru\/blog\/wp-content\/uploads\/2025\/02\/2025-02-18_13-02-29.jpg\" alt=\"\" class=\"wp-image-17674\" srcset=\"https:\/\/currconv.ru\/blog\/wp-content\/uploads\/2025\/02\/2025-02-18_13-02-29.jpg 739w, https:\/\/currconv.ru\/blog\/wp-content\/uploads\/2025\/02\/2025-02-18_13-02-29-300x172.jpg 300w\" sizes=\"(max-width: 739px) 100vw, 739px\" \/><\/figure>\n<p><strong>\u0422\u0435\u043e\u0440\u0435\u043c\u0430 \u0424\u0430\u043b\u0435\u0441\u0430 \u0433\u043b\u0430\u0441\u0438\u0442:<\/strong> \u041f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u044b\u0435&nbsp;\u043f\u0440\u044f\u043c\u044b\u0435, \u043f\u0435\u0440\u0435\u0441\u0435\u043a\u0430\u044e\u0449\u0438\u0435&nbsp;\u0441\u0442\u043e\u0440\u043e\u043d\u044b&nbsp;\u0443\u0433\u043b\u0430, \u043e\u0442\u0441\u0435\u043a\u0430\u044e\u0442 \u043e\u0442 \u0435\u0433\u043e&nbsp;\u0441\u0442\u043e\u0440\u043e\u043d&nbsp;\u043f\u0440\u043e\u043f\u043e\u0440\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u044b\u0435&nbsp;\u043e\u0442\u0440\u0435\u0437\u043a\u0438. \u041c\u043e\u0436\u043d\u043e \u0437\u0430\u043f\u0438\u0441\u0430\u0442\u044c:<\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">\\displaystyle \\frac{BE}{AE}=\\frac{CF}{FD}=\\frac{5}{2}<\/span>.<\/p>\n<\/p>\n<p>\u0422\u0440\u0435\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a <span class=\"katex-eq\" data-katex-display=\"false\">BCD<\/span> \u043f\u043e\u0434\u043e\u0431\u0435\u043d \u0442\u0440\u0435\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a\u0443 <span class=\"katex-eq\" data-katex-display=\"false\">OFD<\/span> \u043f\u043e \u0434\u0432\u0443\u043c \u0443\u0433\u043b\u0430\u043c:<\/p>\n<p>&#8211; <span class=\"katex-eq\" data-katex-display=\"false\">\\angle BDC<\/span> \u043e\u0431\u0449\u0438\u0439;<\/p>\n<p>&#8211; <span class=\"katex-eq\" data-katex-display=\"false\">\\angle BCD=\\angle OFD<\/span> \u043a\u0430\u043a \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u0435 \u0443\u0433\u043b\u044b. <\/p>\n<p>\u0423 \u043f\u043e\u0434\u043e\u0431\u043d\u044b\u0445 \u0442\u0440\u0435\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a\u043e\u0432 \u0441\u0442\u043e\u0440\u043e\u043d\u044b \u043f\u0440\u043e\u043f\u043e\u0440\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u044b:<\/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=\"false\">\\displaystyle \\frac{BC}{OF}=\\frac{CD}{DF}<\/span>.<\/p>\n<\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">\\displaystyle \\frac{CD}{DF}=\\frac{CF+DF}{DF}=\\frac{CF}{DF}+1=\\frac{5}{2}+1=\\frac{7}{2}<\/span>.<\/p>\n<\/p>\n<p>\u041c\u043e\u0436\u043d\u043e \u0437\u0430\u043f\u0438\u0441\u0430\u0442\u044c:<\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">\\displaystyle \\frac{BC}{OF}=\\frac{7}{2};<\/span><\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">\\displaystyle \\frac{21}{OF}=\\frac{7}{2};<\/span><\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">\\displaystyle 7OF=42;<\/span><\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">\\displaystyle OF=6.<\/span><\/p>\n<p>\u0422\u0440\u0435\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a <span class=\"katex-eq\" data-katex-display=\"false\">ABD<\/span> \u043f\u043e\u0434\u043e\u0431\u0435\u043d \u0442\u0440\u0435\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a\u0443 <span class=\"katex-eq\" data-katex-display=\"false\">EBO<\/span> \u043f\u043e \u0434\u0432\u0443\u043c \u0443\u0433\u043b\u0430\u043c:<\/p>\n<p>&#8211; <span class=\"katex-eq\" data-katex-display=\"false\">\\angle ABD<\/span> \u043e\u0431\u0449\u0438\u0439;<\/p>\n<p>&#8211; <span class=\"katex-eq\" data-katex-display=\"false\">\\angle BAD=\\angle BEO<\/span> \u043a\u0430\u043a \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u0435 \u0443\u0433\u043b\u044b.<\/p>\n<\/p>\n<p>\u0423 \u043f\u043e\u0434\u043e\u0431\u043d\u044b\u0445 \u0442\u0440\u0435\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a\u043e\u0432 \u0441\u0442\u043e\u0440\u043e\u043d\u044b \u043f\u0440\u043e\u043f\u043e\u0440\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u044b:<\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">\\displaystyle \\frac{AD}{EO}=\\frac{AB}{BE}<\/span>.<\/p>\n<\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">\\displaystyle \\frac{AB}{BE}=\\frac{AE+BE}{BE}=\\frac{AE}{BE}+1=\\frac{2}{5}+1=\\frac{7}{5}<\/span>.<\/p>\n<\/p>\n<p>\u041c\u043e\u0436\u043d\u043e \u0437\u0430\u043f\u0438\u0441\u0430\u0442\u044c:<\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">\\displaystyle \\frac{AD}{EO}=\\frac{7}{5};<\/span><\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">\\displaystyle \\frac{35}{EO}=\\frac{7}{5};<\/span><\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">\\displaystyle 7EO=175;<\/span><\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">\\displaystyle EO=25.<\/span><\/p>\n<p>\u041d\u0430\u0439\u0434\u0435\u043c \u0434\u043b\u0438\u043d\u0443 \u043e\u0442\u0440\u0435\u0437\u043a\u0430 <span class=\"katex-eq\" data-katex-display=\"false\">EF=EO+OF=25+6=31.<\/span><\/p>\n<\/p>\n<p><strong>\u041e\u0442\u0432\u0435\u0442:<\/strong> <span class=\"katex-eq\" data-katex-display=\"false\">31<\/span>.<\/p>\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n<p><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong>\u0418\u0441\u0442\u043e\u0447\u043d\u0438\u043a:<\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong> \u041e\u0413\u042d 2025. \u041c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u043a\u0430. 50 \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u043e\u0432. \u0422\u0438\u043f\u043e\u0432\u044b\u0435 \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u044b \u044d\u043a\u0437\u0430\u043c\u0435\u043d\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0437\u0430\u0434\u0430\u043d\u0438\u0439 \u043e\u0442 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432 \u041e\u0413\u042d. \u042f\u0449\u0435\u043d\u043a\u043e \u0418. \u0412. (\u0432\u0430\u0440\u0438\u0430\u043d\u0442 13) <\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u041f\u0440\u044f\u043c\u0430\u044f, \u043f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u0430\u044f \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u0438\u044f\u043c \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438 ABCD, \u043f\u0435\u0440\u0435\u0441\u0435\u043a\u0430\u0435\u0442 \u0435\u0435 \u0431\u043e\u043a\u043e\u0432\u044b\u0435 \u0441\u0442\u043e\u0440\u043e\u043d\u044b AB \u0438 CD \u0432 \u0442\u043e\u0447\u043a\u0430\u0445 E \u0438 F \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0435\u043d\u043d\u043e. \u041d\u0430\u0439\u0434\u0438\u0442\u0435 \u0434\u043b\u0438\u043d\u0443 \u043e\u0442\u0440\u0435\u0437\u043a\u0430 EF, \u0435\u0441\u043b\u0438 AD = 35, BC = 21, CF : DF = 5 : 2. \u0420\u0435\u0448\u0435\u043d\u0438\u0435 \u041d\u0430\u0440\u0438\u0441\u0443\u0435\u043c \u0443\u0441\u043b\u043e\u0432\u0438\u0435 \u0438 \u043f\u0440\u043e\u0432\u0435\u0434\u0435\u043c \u0434\u0438\u0430\u0433\u043e\u043d\u0430\u043b\u044c BD: \u0422\u0435\u043e\u0440\u0435\u043c\u0430 \u0424\u0430\u043b\u0435\u0441\u0430 \u0433\u043b\u0430\u0441\u0438\u0442: \u041f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u044b\u0435&nbsp;\u043f\u0440\u044f\u043c\u044b\u0435, \u043f\u0435\u0440\u0435\u0441\u0435\u043a\u0430\u044e\u0449\u0438\u0435&nbsp;\u0441\u0442\u043e\u0440\u043e\u043d\u044b&nbsp;\u0443\u0433\u043b\u0430, \u043e\u0442\u0441\u0435\u043a\u0430\u044e\u0442 \u043e\u0442 \u0435\u0433\u043e&nbsp;\u0441\u0442\u043e\u0440\u043e\u043d&nbsp;\u043f\u0440\u043e\u043f\u043e\u0440\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u044b\u0435&nbsp;\u043e\u0442\u0440\u0435\u0437\u043a\u0438. \u041c\u043e\u0436\u043d\u043e \u0437\u0430\u043f\u0438\u0441\u0430\u0442\u044c: \\displaystyle \\frac{BE}{AE}=\\frac{CF}{FD}=\\frac{5}{2}. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[64],"tags":[],"class_list":["post-885","post","type-post","status-publish","format-standard","hentry","category-zadanie-23"],"_links":{"self":[{"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/posts\/885","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=885"}],"version-history":[{"count":0,"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/posts\/885\/revisions"}],"wp:attachment":[{"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/media?parent=885"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/categories?post=885"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/tags?post=885"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}