{"id":2037,"date":"2021-01-15T14:50:06","date_gmt":"2021-01-15T11:50:06","guid":{"rendered":"http:\/\/helloege.ru\/?page_id=2037"},"modified":"2021-12-09T15:13:22","modified_gmt":"2021-12-09T12:13:22","slug":"zadanie-a077b6","status":"publish","type":"page","link":"http:\/\/helloege.ru\/?page_id=2037","title":{"rendered":"\u0417\u0430\u0434\u0430\u043d\u0438\u0435 A077B6"},"content":{"rendered":"<p>\u0422\u043e\u0447\u043a\u0438 M \u0438 N \u043b\u0435\u0436\u0430\u0442 \u043d\u0430 \u0441\u0442\u043e\u0440\u043e\u043d\u0435 AC \u0442\u0440\u0435\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a\u0430 ABC \u043d\u0430 \u0440\u0430\u0441\u0441\u0442\u043e\u044f\u043d\u0438\u044f\u0445 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0435\u043d\u043d\u043e 9 \u0438 32 \u043e\u0442 \u0432\u0435\u0440\u0448\u0438\u043d\u044b A. \u041d\u0430\u0439\u0434\u0438\u0442\u0435 \u0440\u0430\u0434\u0438\u0443\u0441 \u043e\u043a\u0440\u0443\u0436\u043d\u043e\u0441\u0442\u0438, \u043f\u0440\u043e\u0445\u043e\u0434\u044f\u0449\u0435\u0439 \u0447\u0435\u0440\u0435\u0437 \u0442\u043e\u0447\u043a\u0438 M \u0438 N \u0438 \u043a\u0430\u0441\u0430\u044e\u0449\u0435\u0439\u0441\u044f \u043b\u0443\u0447\u0430 AB, \u0435\u0441\u043b\u0438 \u200b<span class=\"math inherit-color\">\\( cos\\angle BAC=\\frac{2\\sqrt{2}}{3} \\)<\/span>\u200b.<\/p>\n<div class=\"su-row\"><div class=\"su-column su-column-size-1-2\"><div class=\"su-column-inner su-u-clearfix su-u-trim\">\n<hr \/>\n<p>\u041d\u0430\u0439\u0442\u0438 AK, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044f \u0442\u0435\u043e\u0440\u0435\u043c\u0443 \u043e \u0445\u043e\u0440\u0434\u0435 \u0438 \u043a\u0430\u0441\u0430\u0442\u0435\u043b\u044c\u043d\u043e\u0439.<\/p>\n<p>\u041d\u0430\u0439\u0442\u0438 KM, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044f \u0442\u0435\u043e\u0440\u0435\u043c\u0443 \u043a\u043e\u0441\u0438\u043d\u0443\u0441\u043e\u0432.<\/p>\n<p>\u0412 \u0442\u0440\u0435\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a\u0435 AKN\u00a0 <span class=\"math inherit-color\">\\( cos\\angle KNA=\\frac{2\\sqrt{2}}{3} \\)<\/span>\u200b. \u041d\u0430\u0439\u0442\u0438 \u200b<span class=\"math inherit-color _focus\">\\( sin \\angle KNA \\)<\/span>\u200b.<\/p>\n<p>\u0412\u043e \u0432\u043f\u0438\u0441\u0430\u043d\u043d\u043e\u043c \u0442\u0440\u0435\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a\u0435 \u0441\u0442\u043e\u0440\u043e\u043d\u0430 \u0440\u0430\u0432\u043d\u0430 9, \u0430 \u0441\u0438\u043d\u0443\u0441 \u043f\u0440\u043e\u0442\u0438\u0432\u043e\u043b\u0435\u0436\u0430\u0449\u0435\u0433\u043e \u0443\u0433\u043b\u0430 \u200b<span class=\"math inherit-color \">\\( \\frac {1}{3} \\)<\/span>\u200b.\u00a0 \u041d\u0430\u0439\u0442\u0438 \u0440\u0430\u0434\u0438\u0443\u0441 \u043e\u043a\u0440\u0443\u0436\u043d\u043e\u0441\u0442\u0438.<\/p>\n<hr \/>\n<p>\u041e\u0442\u0432\u0435\u0442: 13,5<\/p>\n<\/div><\/div> <div class=\"su-column su-column-size-1-2\"><div class=\"su-column-inner su-u-clearfix su-u-trim\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-2036 size-full\" src=\"http:\/\/helloege.ru\/wp-content\/uploads\/2021\/01\/zadanie-a077b6.png\" alt=\"\u0422\u043e\u0447\u043a\u0438 M \u0438 N \u043b\u0435\u0436\u0430\u0442 \u043d\u0430 \u0441\u0442\u043e\u0440\u043e\u043d\u0435 AC \u0442\u0440\u0435\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a\u0430 ABC \u043d\u0430 \u0440\u0430\u0441\u0441\u0442\u043e\u044f\u043d\u0438\u044f\u0445 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0435\u043d\u043d\u043e 9 \u0438 32 \u043e\u0442 \u0432\u0435\u0440\u0448\u0438\u043d\u044b A. \u041d\u0430\u0439\u0434\u0438\u0442\u0435 \u0440\u0430\u0434\u0438\u0443\u0441 \u043e\u043a\u0440\u0443\u0436\u043d\u043e\u0441\u0442\u0438, \u043f\u0440\u043e\u0445\u043e\u0434\u044f\u0449\u0435\u0439 \u0447\u0435\u0440\u0435\u0437 \u0442\u043e\u0447\u043a\u0438 M \u0438 N \u0438 \u043a\u0430\u0441\u0430\u044e\u0449\u0435\u0439\u0441\u044f \u043b\u0443\u0447\u0430 AB, \u0435\u0441\u043b\u0438\u200b\\( coa\\angle BAC=\\frac{2\\sqrt{2}}{3} \\)\u200b.\" width=\"294\" height=\"165\" data-wp-pid=\"2036\" \/><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u0422\u043e\u0447\u043a\u0438 M \u0438 N \u043b\u0435\u0436\u0430\u0442 \u043d\u0430 \u0441\u0442\u043e\u0440\u043e\u043d\u0435 AC \u0442\u0440\u0435\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a\u0430 ABC \u043d\u0430 \u0440\u0430\u0441\u0441\u0442\u043e\u044f\u043d\u0438\u044f\u0445 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0435\u043d\u043d\u043e 9 \u0438 32 \u043e\u0442 \u0432\u0435\u0440\u0448\u0438\u043d\u044b A. \u041d\u0430\u0439\u0434\u0438\u0442\u0435 \u0440\u0430\u0434\u0438\u0443\u0441 \u043e\u043a\u0440\u0443\u0436\u043d\u043e\u0441\u0442\u0438, \u043f\u0440\u043e\u0445\u043e\u0434\u044f\u0449\u0435\u0439 \u0447\u0435\u0440\u0435\u0437 \u0442\u043e\u0447\u043a\u0438 M \u0438 N \u0438 \u043a\u0430\u0441\u0430\u044e\u0449\u0435\u0439\u0441\u044f \u043b\u0443\u0447\u0430 AB, \u0435\u0441\u043b\u0438 \u200b\\( cos\\angle BAC=\\frac{2\\sqrt{2}}{3} \\)\u200b.<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"aioseo_notices":[],"_links":{"self":[{"href":"http:\/\/helloege.ru\/index.php?rest_route=\/wp\/v2\/pages\/2037"}],"collection":[{"href":"http:\/\/helloege.ru\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/helloege.ru\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/helloege.ru\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/helloege.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2037"}],"version-history":[{"count":5,"href":"http:\/\/helloege.ru\/index.php?rest_route=\/wp\/v2\/pages\/2037\/revisions"}],"predecessor-version":[{"id":2043,"href":"http:\/\/helloege.ru\/index.php?rest_route=\/wp\/v2\/pages\/2037\/revisions\/2043"}],"wp:attachment":[{"href":"http:\/\/helloege.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2037"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}