{"id":396,"date":"2020-07-12T17:09:07","date_gmt":"2020-07-12T14:09:07","guid":{"rendered":"http:\/\/helloege.ru\/?page_id=396"},"modified":"2021-12-09T15:10:45","modified_gmt":"2021-12-09T12:10:45","slug":"zadanie-4931","status":"publish","type":"page","link":"http:\/\/helloege.ru\/?page_id=396","title":{"rendered":"\u0417\u0430\u0434\u0430\u043d\u0438\u0435 4931"},"content":{"rendered":"<div class=\"su-row\"><div class=\"su-column su-column-size-1-2\"><div class=\"su-column-inner su-u-clearfix su-u-trim\">\u0412 \u0442\u0440\u0435\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a\u0435\u00a0 ABC \u0442\u043e\u0447\u043a\u0438 A<sub>1<\/sub>, B<sub>1<\/sub> \u0438 C<sub>1<\/sub> \u2014 \u0441\u0435\u0440\u0435\u0434\u0438\u043d\u044b \u0441\u0442\u043e\u0440\u043e\u043d BC, AC \u0438 AB \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0435\u043d\u043d\u043e, AH \u2014 \u0432\u044b\u0441\u043e\u0442\u0430, \u2220BAC=60, \u2220BCA=45.<\/p>\n<p>\u0430) \u0414\u043e\u043a\u0430\u0436\u0438\u0442\u0435, \u0447\u0442\u043e \u0442\u043e\u0447\u043a\u0438 A<sub>1<\/sub>, B<sub>1<\/sub>, C<sub>1 <\/sub>\u0438 H \u043b\u0435\u0436\u0430\u0442 \u043d\u0430 \u043e\u0434\u043d\u043e\u0439 \u043e\u043a\u0440\u0443\u0436\u043d\u043e\u0441\u0442\u0438.<\/p>\n<p>\u0431) \u041d\u0430\u0439\u0434\u0438\u0442\u0435 A<sub>1<\/sub>H, \u0435\u0441\u043b\u0438 BC=\u200b<span class=\"math inherit-color \">\\( 2\\sqrt{3} \\)<\/span>\u200b.<\/p>\n<\/div><\/div> <div class=\"su-column su-column-size-1-2\"><div class=\"su-column-inner su-u-clearfix su-u-trim\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-1068 size-full\" src=\"http:\/\/helloege.ru\/wp-content\/uploads\/2020\/11\/h4931_1.png\" alt=\"\u0412 \u0442\u0440\u0435\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a\u0435\u00a0 ABC \u0442\u043e\u0447\u043a\u0438 A1, B1 \u0438 C1 \u2014 \u0441\u0435\u0440\u0435\u0434\u0438\u043d\u044b \u0441\u0442\u043e\u0440\u043e\u043d BC, AC \u0438 AB \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0435\u043d\u043d\u043e, AH \u2014 \u0432\u044b\u0441\u043e\u0442\u0430, \u2220BAC=60, \u2220BCA=45. \u0430) \u0414\u043e\u043a\u0430\u0436\u0438\u0442\u0435, \u0447\u0442\u043e \u0442\u043e\u0447\u043a\u0438 A1, B1, C1 \u0438 H \u043b\u0435\u0436\u0430\u0442 \u043d\u0430 \u043e\u0434\u043d\u043e\u0439 \u043e\u043a\u0440\u0443\u0436\u043d\u043e\u0441\u0442\u0438. \u0431) \u041d\u0430\u0439\u0434\u0438\u0442\u0435 A1H, \u0435\u0441\u043b\u0438 BC=\u200b\\( 2\\sqrt{3} \\)\u200b.\" width=\"449\" height=\"309\" data-wp-pid=\"1068\" srcset=\"http:\/\/helloege.ru\/wp-content\/uploads\/2020\/11\/h4931_1.png 449w, http:\/\/helloege.ru\/wp-content\/uploads\/2020\/11\/h4931_1-300x206.png 300w\" sizes=\"(max-width: 449px) 100vw, 449px\" \/><\/p>\n<\/div><\/div><\/div>\n<hr \/>\n<p>\u0420\u0430\u0441\u0441\u0447\u0438\u0442\u0430\u0439\u0442\u0435 \u0432\u0441\u0435 \u043f\u043e\u043a\u0430\u0437\u0430\u043d\u043d\u044b\u0435 \u043d\u0430 \u0447\u0435\u0440\u0442\u0435\u0436\u0435 \u0443\u0433\u043b\u044b.<\/p>\n<p>\u0412 \u0447\u0435\u0442\u044b\u0440\u0435\u0445\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a\u0435 \u0410\u0412\u0421D \u0443\u0433\u043e\u043b \u0410 \u0440\u0430\u0432\u0435\u043d 16\u00b0, \u0443\u0433\u043e\u043b \u0412 \u0440\u0430\u0432\u0435\u043d 29\u00b0, \u0443\u0433\u043e\u043b \u0421 \u0440\u0430\u0432\u0435\u043d 164\u00b0, \u0443\u0433\u043e\u043b D \u0440\u0430\u0432\u0435\u043d 151\u00b0. \u0414\u043e\u043a\u0430\u0437\u0430\u0442\u044c, \u0447\u0442\u043e \u0432\u043e\u043a\u0440\u0443\u0433 \u0447\u0435\u0442\u044b\u0440\u0435\u0445\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a\u0430 \u043c\u043e\u0436\u043d\u043e \u043e\u043f\u0438\u0441\u0430\u0442\u044c \u043e\u043a\u0440\u0443\u0436\u043d\u043e\u0441\u0442\u044c.<\/p>\n<p>\u0422\u0440\u0430\u043f\u0435\u0446\u0438\u044f \u00a0C<sub>1<\/sub>HA<sub>1<\/sub>B<sub>1<\/sub>\u00a0 \u0432\u043f\u0438\u0441\u0430\u043d\u0430 \u0432 \u043e\u043a\u0440\u0443\u0436\u043d\u043e\u0441\u0442\u044c. \u0411\u043e\u043b\u044c\u0448\u0435\u0435 \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u0438\u0435 C<sub>1<\/sub>B<sub>1<\/sub> \u0440\u0430\u0432\u043d\u043e <span class=\"math inherit-color\">\\( \\sqrt{3} \\)<\/span>.\u00a0 \u2220C<sub>1<\/sub>HB<sub>1<\/sub> =60\u00b0, \u00a0\u2220HB<sub>1<\/sub>A<sub>1<\/sub>=30\u00b0. \u041d\u0430\u0439\u0442\u0438 HA<sub>1<\/sub>. \u041f\u0440\u0438\u043c\u0435\u043d\u0438\u0442\u0435 \u0442\u0435\u043e\u0440\u0435\u043c\u0443 \u0441\u0438\u043d\u0443\u0441\u043e\u0432.<\/p>\n<p>\u041c\u043e\u0436\u043d\u043e \u043d\u0430\u0439\u0442\u0438 \u0434\u0440\u0443\u0433\u043e\u0435 \u0440\u0435\u0448\u0435\u043d\u0438\u0435, \u043d\u043e \u043f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d\u043d\u043e\u0435 &#8212; \u043a\u0440\u0430\u0441\u0438\u0432\u043e \u0438 \u043a\u0440\u0430\u0442\u043a\u043e.<\/p>\n<hr \/>\n<p>\u041e\u0442\u0432\u0435\u0442: 1.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0420\u0430\u0441\u0441\u0447\u0438\u0442\u0430\u0439\u0442\u0435 \u0432\u0441\u0435 \u043f\u043e\u043a\u0430\u0437\u0430\u043d\u043d\u044b\u0435 \u043d\u0430 \u0447\u0435\u0440\u0442\u0435\u0436\u0435 \u0443\u0433\u043b\u044b. \u0412 \u0447\u0435\u0442\u044b\u0440\u0435\u0445\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a\u0435 \u0410\u0412\u0421D \u0443\u0433\u043e\u043b \u0410 \u0440\u0430\u0432\u0435\u043d 16\u00b0, \u0443\u0433\u043e\u043b \u0412 \u0440\u0430\u0432\u0435\u043d 29\u00b0, \u0443\u0433\u043e\u043b \u0421 \u0440\u0430\u0432\u0435\u043d 164\u00b0, \u0443\u0433\u043e\u043b D \u0440\u0430\u0432\u0435\u043d 151\u00b0. \u0414\u043e\u043a\u0430\u0437\u0430\u0442\u044c, \u0447\u0442\u043e \u0432\u043e\u043a\u0440\u0443\u0433 \u0447\u0435\u0442\u044b\u0440\u0435\u0445\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a\u0430 \u043c\u043e\u0436\u043d\u043e \u043e\u043f\u0438\u0441\u0430\u0442\u044c \u043e\u043a\u0440\u0443\u0436\u043d\u043e\u0441\u0442\u044c. \u0422\u0440\u0430\u043f\u0435\u0446\u0438\u044f \u00a0C1HA1B1\u00a0 \u0432\u043f\u0438\u0441\u0430\u043d\u0430 \u0432 \u043e\u043a\u0440\u0443\u0436\u043d\u043e\u0441\u0442\u044c. \u0411\u043e\u043b\u044c\u0448\u0435\u0435 \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u0438\u0435 C1B1 \u0440\u0430\u0432\u043d\u043e \\( \\sqrt{3} \\).\u00a0 \u2220C1HB1 =60\u00b0, \u00a0\u2220HB1A1=30\u00b0. \u041d\u0430\u0439\u0442\u0438 HA1. \u041f\u0440\u0438\u043c\u0435\u043d\u0438\u0442\u0435 \u0442\u0435\u043e\u0440\u0435\u043c\u0443 \u0441\u0438\u043d\u0443\u0441\u043e\u0432. \u041c\u043e\u0436\u043d\u043e \u043d\u0430\u0439\u0442\u0438 \u0434\u0440\u0443\u0433\u043e\u0435 &hellip; <\/p>\n<p class=\"link-more\"><a href=\"http:\/\/helloege.ru\/?page_id=396\" class=\"more-link\">\u0427\u0438\u0442\u0430\u0442\u044c \u0434\u0430\u043b\u0435\u0435<span class=\"screen-reader-text\"> \u00ab\u0417\u0430\u0434\u0430\u043d\u0438\u0435 4931\u00bb<\/span><\/a><\/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\/396"}],"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=396"}],"version-history":[{"count":8,"href":"http:\/\/helloege.ru\/index.php?rest_route=\/wp\/v2\/pages\/396\/revisions"}],"predecessor-version":[{"id":1070,"href":"http:\/\/helloege.ru\/index.php?rest_route=\/wp\/v2\/pages\/396\/revisions\/1070"}],"wp:attachment":[{"href":"http:\/\/helloege.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=396"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}