{"id":21829,"date":"2026-03-14T12:00:00","date_gmt":"2026-03-14T09:00:00","guid":{"rendered":"http:\/\/blog.tetrika.school\/?p=21829"},"modified":"2026-03-16T10:24:58","modified_gmt":"2026-03-16T07:24:58","slug":"ploshhad-trapeczii","status":"publish","type":"post","link":"http:\/\/blog.tetrika.school\/ploshhad-trapeczii\/","title":{"rendered":"\u041f\u043b\u043e\u0449\u0430\u0434\u044c \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438"},"content":{"rendered":"\n<p>\u0412 \u0434\u0430\u043d\u043d\u043e\u0439 \u0441\u0442\u0430\u0442\u044c\u0435 \u043c\u044b \u0438\u0437\u0443\u0447\u0438\u043c \u043e\u0434\u043d\u0443 \u0438\u0437 \u0432\u0430\u0436\u043d\u0435\u0439\u0448\u0438\u0445 \u0442\u0435\u043c \u2014 \u043f\u043b\u043e\u0449\u0430\u0434\u044c \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438. \u0423\u043c\u0435\u043d\u0438\u0435 \u043d\u0430\u0445\u043e\u0434\u0438\u0442\u044c \u043f\u043b\u043e\u0449\u0430\u0434\u044c \u044d\u0442\u043e\u0439 \u0444\u0438\u0433\u0443\u0440\u044b \u043f\u0440\u0438\u0433\u043e\u0434\u0438\u0442\u0441\u044f \u0448\u043a\u043e\u043b\u044c\u043d\u0438\u043a\u0443 \u043d\u0435 \u0442\u043e\u043b\u044c\u043a\u043e \u043d\u0430 \u0443\u0440\u043e\u043a\u0430\u0445 \u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u043a\u0438, \u043d\u043e \u0438 \u0432 \u0440\u0435\u0430\u043b\u044c\u043d\u043e\u0439 \u0436\u0438\u0437\u043d\u0438 \u2014 \u043e\u0442 \u0440\u0430\u0441\u0447\u0451\u0442\u0430 \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u043e\u0432 \u0434\u043b\u044f \u0441\u0442\u0440\u043e\u0438\u0442\u0435\u043b\u044c\u0441\u0442\u0432\u0430 \u0434\u043e \u0440\u0435\u0448\u0435\u043d\u0438\u044f \u0434\u0440\u0443\u0433\u0438\u0445 \u043f\u0440\u0430\u043a\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0437\u0430\u0434\u0430\u0447. \u041c\u044b \u0440\u0430\u0437\u0431\u0435\u0440\u0451\u043c \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0435 \u0441\u043f\u043e\u0441\u043e\u0431\u044b \u0432\u044b\u0447\u0438\u0441\u043b\u0435\u043d\u0438\u044f \u043f\u043b\u043e\u0449\u0430\u0434\u0438 \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438, \u043d\u0430\u0447\u0438\u043d\u0430\u044f \u0441 \u0441\u0430\u043c\u043e\u0433\u043e \u043f\u0440\u043e\u0441\u0442\u043e\u0433\u043e \u0438 \u0437\u0430\u043a\u0430\u043d\u0447\u0438\u0432\u0430\u044f \u0431\u043e\u043b\u0435\u0435 \u0441\u043b\u043e\u0436\u043d\u044b\u043c\u0438, \u043d\u043e \u0438\u043d\u0442\u0435\u0440\u0435\u0441\u043d\u044b\u043c\u0438 \u0444\u043e\u0440\u043c\u0443\u043b\u0430\u043c\u0438.<\/p>\n\n\n\n<ul class=\"wp-block-list post-sidebar__toc-list\">\n<li><a href=\"#\u043f\u043e\u043d\u044f\u0442\u0438\u044f\">\u041e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u043f\u043e\u043d\u044f\u0442\u0438\u044f<\/a><\/li>\n\n\n\n<li><a href=\"#\u0444\u043e\u0440\u043c\u0443\u043b\u044b\">\u0424\u043e\u0440\u043c\u0443\u043b\u044b \u043f\u043b\u043e\u0449\u0430\u0434\u0438 \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438<\/a><\/li>\n\n\n\n<li><a href=\"#\u043f\u0440\u0438\u043c\u0435\u0440\u044b\">\u041f\u0440\u0438\u043c\u0435\u0440\u044b \u0440\u0435\u0448\u0435\u043d\u0438\u044f \u0437\u0430\u0434\u0430\u043d\u0438\u0439<\/a><\/li>\n\n\n\n<li><a href=\"#\u0443\u043f\u0440\u0430\u0436\u043d\u0435\u043d\u0438\u044f\">\u0423\u043f\u0440\u0430\u0436\u043d\u0435\u043d\u0438\u044f \u0434\u043b\u044f \u0441\u0430\u043c\u043e\u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438<\/a><\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"261\" src=\"http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/70d62d06-059d-427c-a616-7204783fc77f-9.webp\" alt=\"\" class=\"wp-image-21830\" style=\"width:756px;height:auto\" srcset=\"http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/70d62d06-059d-427c-a616-7204783fc77f-9.webp 1024w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/70d62d06-059d-427c-a616-7204783fc77f-9-300x76.webp 300w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/70d62d06-059d-427c-a616-7204783fc77f-9-768x196.webp 768w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/70d62d06-059d-427c-a616-7204783fc77f-9-800x204.webp 800w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/70d62d06-059d-427c-a616-7204783fc77f-9-559x142.webp 559w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/70d62d06-059d-427c-a616-7204783fc77f-9-440x112.webp 440w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u043f\u043e\u043d\u044f\u0442\u0438\u044f\">\u041e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u043f\u043e\u043d\u044f\u0442\u0438\u044f<\/h2>\n\n\n\n<div style=\"color:#32373c;background-color:#7941b6\" class=\"wp-block-atomic-blocks-ab-notice ab-font-size-18 ab-block-notice\" data-id=\"5e5432\"><div class=\"ab-notice-text\" style=\"border-color:#7941b6\"><p><strong>\u0422\u0440\u0430\u043f\u0435\u0446\u0438\u044f <\/strong>\u2014 \u044d\u0442\u043e \u0447\u0435\u0442\u044b\u0440\u0451\u0445\u0443\u0433\u043e\u043b\u044c\u043d\u0438\u043a, \u0443 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e \u0434\u0432\u0435 \u0441\u0442\u043e\u0440\u043e\u043d\u044b \u043f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u044b, \u0430 \u0434\u0432\u0435 \u0434\u0440\u0443\u0433\u0438\u0435 \u2014 \u043d\u0435 \u043f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u044b.<\/p><\/div><\/div>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"540\" src=\"http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/1_2x-1-2-1024x540.webp\" alt=\"\" class=\"wp-image-21855\" style=\"width:535px;height:auto\" srcset=\"http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/1_2x-1-2-1024x540.webp 1024w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/1_2x-1-2-300x158.webp 300w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/1_2x-1-2-768x405.webp 768w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/1_2x-1-2-1536x809.webp 1536w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/1_2x-1-2-800x421.webp 800w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/1_2x-1-2-471x248.webp 471w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/1_2x-1-2-440x232.webp 440w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/1_2x-1-2.webp 1898w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><strong>\u041e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438:<\/strong><\/p>\n\n\n\n<ol style=\"list-style: initial !important\">\n<li> \u041e\u0441\u043d\u043e\u0432\u0430\u043d\u0438\u044f \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438 \u2014 \u043f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u044b\u0435 \u0441\u0442\u043e\u0440\u043e\u043d\u044b (\u043d\u0430 \u0440\u0438\u0441\u0443\u043d\u043a\u0435 1: AB \u0438 CD).<\/li>\n<li> \u0411\u043e\u043a\u043e\u0432\u044b\u0435 \u0441\u0442\u043e\u0440\u043e\u043d\u044b \u2014 \u043d\u0435\u043f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u044b\u0435 \u0441\u0442\u043e\u0440\u043e\u043d\u044b (\u043d\u0430 \u0440\u0438\u0441\u0443\u043d\u043a\u0435 1: AD \u0438 BC).<\/li>\n<li> \u0412\u044b\u0441\u043e\u0442\u0430 \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438 \u2014 \u043f\u0435\u0440\u043f\u0435\u043d\u0434\u0438\u043a\u0443\u043b\u044f\u0440, \u043f\u0440\u043e\u0432\u0435\u0434\u0451\u043d\u043d\u044b\u0439 \u0438\u0437 \u043b\u044e\u0431\u043e\u0439 \u0442\u043e\u0447\u043a\u0438 \u043e\u0434\u043d\u043e\u0433\u043e \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u0438\u044f \u043a \u0434\u0440\u0443\u0433\u043e\u043c\u0443 \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u0438\u044e (\u043d\u0430 \u0440\u0438\u0441\u0443\u043d\u043a\u0435 1: CH).<\/li>\n<li> \u0421\u0440\u0435\u0434\u043d\u044f\u044f \u043b\u0438\u043d\u0438\u044f \u2014 \u043e\u0442\u0440\u0435\u0437\u043e\u043a, \u0441\u043e\u0435\u0434\u0438\u043d\u044f\u044e\u0449\u0438\u0439 \u0441\u0435\u0440\u0435\u0434\u0438\u043d\u044b \u0431\u043e\u043a\u043e\u0432\u044b\u0445 \u0441\u0442\u043e\u0440\u043e\u043d.<\/li>\n<li> \u0414\u0438\u0430\u0433\u043e\u043d\u0430\u043b\u0438 \u2014 \u043e\u0442\u0440\u0435\u0437\u043a\u0438, \u0441\u043e\u0435\u0434\u0438\u043d\u044f\u044e\u0449\u0438\u0435 \u043f\u0440\u043e\u0442\u0438\u0432\u043e\u043f\u043e\u043b\u043e\u0436\u043d\u044b\u0435 \u0432\u0435\u0440\u0448\u0438\u043d\u044b (\u043d\u0430 \u0440\u0438\u0441\u0443\u043d\u043a\u0435 1: AC \u0438 BD).\n<\/li><\/ol>\n\n\n\n<p><strong>\u0412\u0438\u0434\u044b \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0439:<\/strong><\/p>\n\n\n\n<ol style=\"list-style: initial !important\">\n<li> \u041f\u0440\u043e\u0438\u0437\u0432\u043e\u043b\u044c\u043d\u0430\u044f \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u044f \u2014 \u0431\u043e\u043a\u043e\u0432\u044b\u0435 \u0441\u0442\u043e\u0440\u043e\u043d\u044b \u043d\u0435 \u0440\u0430\u0432\u043d\u044b.<\/li>\n<li> \u0420\u0430\u0432\u043d\u043e\u0431\u0435\u0434\u0440\u0435\u043d\u043d\u0430\u044f \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u044f \u2014 \u0431\u043e\u043a\u043e\u0432\u044b\u0435 \u0441\u0442\u043e\u0440\u043e\u043d\u044b \u0440\u0430\u0432\u043d\u044b.<\/li>\n<li> \u041f\u0440\u044f\u043c\u043e\u0443\u0433\u043e\u043b\u044c\u043d\u0430\u044f \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u044f \u2014 \u043e\u0434\u043d\u0430 \u0438\u0437 \u0431\u043e\u043a\u043e\u0432\u044b\u0445 \u0441\u0442\u043e\u0440\u043e\u043d \u043f\u0435\u0440\u043f\u0435\u043d\u0434\u0438\u043a\u0443\u043b\u044f\u0440\u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u0438\u044f\u043c.\n<\/li><\/ol>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"732\" src=\"http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/2_2x-1-1024x732.webp\" alt=\"\u043f\u043b\u043e\u0449\u0430\u0434\u044c \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438\" class=\"wp-image-21856\" style=\"width:553px;height:auto\" srcset=\"http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/2_2x-1-1024x732.webp 1024w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/2_2x-1-300x214.webp 300w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/2_2x-1-768x549.webp 768w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/2_2x-1-1536x1098.webp 1536w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/2_2x-1-2048x1464.webp 2048w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/2_2x-1-800x572.webp 800w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/2_2x-1-347x248.webp 347w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u0444\u043e\u0440\u043c\u0443\u043b\u044b\">\u0424\u043e\u0440\u043c\u0443\u043b\u044b \u043f\u043b\u043e\u0449\u0430\u0434\u0438 \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u0427\u0435\u0440\u0435\u0437 \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u0438\u044f \u0438 \u0432\u044b\u0441\u043e\u0442\u0443<\/h3>\n\n\n\n<p>\u042d\u0442\u043e \u043e\u0441\u043d\u043e\u0432\u043d\u0430\u044f \u0438 \u0441\u0430\u043c\u0430\u044f \u0447\u0430\u0441\u0442\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u0430\u044f \u0444\u043e\u0440\u043c\u0443\u043b\u0430:<\/p>\n\n\n\n<p class=\"has-text-align-center\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">S = (a + b)\/2 * h<\/mark><\/strong><\/p>\n\n\n\n<p>\u0433\u0434\u0435:<\/p>\n\n\n\n<ol style=\"list-style: initial !important\">\n<li> S \u2014 \u043f\u043b\u043e\u0449\u0430\u0434\u044c \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438;<\/li>\n<li> a, b \u2014 \u0434\u043b\u0438\u043d\u044b \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u0438\u0439;<\/li>\n<li> h \u2014 \u0432\u044b\u0441\u043e\u0442\u0430 \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438.\n<\/li><\/ol>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"491\" src=\"http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/3_2x-1-1024x491.webp\" alt=\"\" class=\"wp-image-21857\" style=\"width:592px;height:auto\" srcset=\"http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/3_2x-1-1024x491.webp 1024w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/3_2x-1-300x144.webp 300w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/3_2x-1-768x368.webp 768w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/3_2x-1-1536x736.webp 1536w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/3_2x-1-2048x982.webp 2048w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/3_2x-1-800x383.webp 800w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/3_2x-1-517x248.webp 517w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/3_2x-1-440x211.webp 440w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u0427\u0435\u0440\u0435\u0437 \u0441\u0440\u0435\u0434\u043d\u044e\u044e \u043b\u0438\u043d\u0438\u044e \u0438 \u0432\u044b\u0441\u043e\u0442\u0443<\/h3>\n\n\n\n<p>\u0415\u0441\u043b\u0438 \u0438\u0437\u0432\u0435\u0441\u0442\u043d\u0430 \u0441\u0440\u0435\u0434\u043d\u044f\u044f \u043b\u0438\u043d\u0438\u044f \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438 (m), \u0442\u043e:<\/p>\n\n\n\n<p class=\"has-text-align-center\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">S = m * h<\/mark><\/strong><\/p>\n\n\n\n<p>\u0433\u0434\u0435 m = (a + b)\/2<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"613\" src=\"http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/4_2x-1-1024x613.webp\" alt=\"\u043f\u043b\u043e\u0449\u0430\u0434\u044c \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438\" class=\"wp-image-21858\" style=\"width:563px;height:auto\" srcset=\"http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/4_2x-1-1024x613.webp 1024w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/4_2x-1-300x180.webp 300w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/4_2x-1-768x460.webp 768w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/4_2x-1-1536x919.webp 1536w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/4_2x-1-2048x1226.webp 2048w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/4_2x-1-800x479.webp 800w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/4_2x-1-414x248.webp 414w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u0427\u0435\u0440\u0435\u0437 \u0434\u0438\u0430\u0433\u043e\u043d\u0430\u043b\u0438 \u0438 \u0441\u0438\u043d\u0443\u0441 \u0443\u0433\u043b\u0430 \u043c\u0435\u0436\u0434\u0443 \u043d\u0438\u043c\u0438<\/h3>\n\n\n\n<p>\u0415\u0441\u043b\u0438 \u0438\u0437\u0432\u0435\u0441\u0442\u043d\u044b \u0434\u043b\u0438\u043d\u044b \u0434\u0438\u0430\u0433\u043e\u043d\u0430\u043b\u0435\u0439 (d\u2081 \u0438 d\u2082) \u0438 \u0443\u0433\u043e\u043b \u043c\u0435\u0436\u0434\u0443 \u043d\u0438\u043c\u0438 (\u03b1):<\/p>\n\n\n\n<p class=\"has-text-align-center\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">S = 1\/2 * d\u2081 * d\u2082 * sin(\u03b1)<\/mark><\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"703\" src=\"http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/5_2x-1-1024x703.webp\" alt=\"\" class=\"wp-image-21859\" style=\"width:529px;height:auto\" srcset=\"http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/5_2x-1-1024x703.webp 1024w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/5_2x-1-300x206.webp 300w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/5_2x-1-768x527.webp 768w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/5_2x-1-1536x1054.webp 1536w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/5_2x-1-2048x1405.webp 2048w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/5_2x-1-800x549.webp 800w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/5_2x-1-361x248.webp 361w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u0427\u0435\u0440\u0435\u0437 \u043f\u043e\u043b\u0443\u043f\u0435\u0440\u0438\u043c\u0435\u0442\u0440 \u0438 \u0440\u0430\u0434\u0438\u0443\u0441 \u0432\u043f\u0438\u0441\u0430\u043d\u043d\u043e\u0439 \u043e\u043a\u0440\u0443\u0436\u043d\u043e\u0441\u0442\u0438<\/h3>\n\n\n\n<p>\u0415\u0441\u043b\u0438 \u0432 \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u044e \u043c\u043e\u0436\u043d\u043e \u0432\u043f\u0438\u0441\u0430\u0442\u044c \u043e\u043a\u0440\u0443\u0436\u043d\u043e\u0441\u0442\u044c (\u0441\u0443\u043c\u043c\u0430 \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u0438\u0439 \u0440\u0430\u0432\u043d\u0430 \u0441\u0443\u043c\u043c\u0435 \u0431\u043e\u043a\u043e\u0432\u044b\u0445 \u0441\u0442\u043e\u0440\u043e\u043d), \u0442\u043e:<\/p>\n\n\n\n<p class=\"has-text-align-center\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-purple-color\">S = p * r<\/mark><\/strong><\/p>\n\n\n\n<p>\u0433\u0434\u0435:<\/p>\n\n\n\n<ol style=\"list-style: initial !important\">\n<li> p \u2014 \u043f\u043e\u043b\u0443\u043f\u0435\u0440\u0438\u043c\u0435\u0442\u0440 \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438 (p = (a + b + c + d)\/2);<\/li>\n<li> r \u2014 \u0440\u0430\u0434\u0438\u0443\u0441 \u0432\u043f\u0438\u0441\u0430\u043d\u043d\u043e\u0439 \u043e\u043a\u0440\u0443\u0436\u043d\u043e\u0441\u0442\u0438.\n<\/li><\/ol>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"827\" src=\"http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/6_2x-1-1024x827.webp\" alt=\"\u043f\u043b\u043e\u0449\u0430\u0434\u044c \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438\" class=\"wp-image-21860\" style=\"width:511px;height:auto\" srcset=\"http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/6_2x-1-1024x827.webp 1024w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/6_2x-1-300x242.webp 300w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/6_2x-1-768x620.webp 768w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/6_2x-1-1536x1240.webp 1536w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/6_2x-1-800x646.webp 800w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/6_2x-1-307x248.webp 307w, http:\/\/blog.tetrika.school\/wp-content\/uploads\/2026\/03\/6_2x-1.webp 1588w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u043f\u0440\u0438\u043c\u0435\u0440\u044b\">\u041f\u0440\u0438\u043c\u0435\u0440\u044b \u0440\u0435\u0448\u0435\u043d\u0438\u044f \u0437\u0430\u0434\u0430\u043d\u0438\u0439&nbsp;<\/h2>\n\n\n\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 1<\/strong> <strong>\u2935<\/strong><br>\u041e\u0441\u043d\u043e\u0432\u0430\u043d\u0438\u044f \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438 \u0440\u0430\u0432\u043d\u044b 6 \u0441\u043c \u0438 10 \u0441\u043c, \u0430 \u0432\u044b\u0441\u043e\u0442\u0430 \u2014 5 \u0441\u043c. \u041d\u0430\u0439\u0434\u0438\u0442\u0435 \u043f\u043b\u043e\u0449\u0430\u0434\u044c \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438.<\/p>\n\n\n\n<p>\u0420\u0435\u0448\u0435\u043d\u0438\u0435:<\/p>\n\n\n\n<p>S = (a + b)\/2 * h.<br>S = (6 + 10)\/2 * 5 = 16\/2 * 5 = 8 * 5 = 40 (\u0441\u043c\u00b2).<\/p>\n\n\n\n<p>\u041e\u0442\u0432\u0435\u0442<em>:<\/em> 40 \u0441\u043c\u00b2.<\/p>\n\n\n\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 2<\/strong> <strong>\u2935<\/strong><br>\u0412 \u0440\u0430\u0432\u043d\u043e\u0431\u0435\u0434\u0440\u0435\u043d\u043d\u043e\u0439 \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438 \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u0438\u044f \u0440\u0430\u0432\u043d\u044b 8 \u0441\u043c \u0438 16 \u0441\u043c, \u0430 \u0431\u043e\u043a\u043e\u0432\u0430\u044f \u0441\u0442\u043e\u0440\u043e\u043d\u0430 \u2014 5 \u0441\u043c. \u041d\u0430\u0439\u0434\u0438\u0442\u0435 \u043f\u043b\u043e\u0449\u0430\u0434\u044c \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438.<\/p>\n\n\n\n<p>\u0420\u0435\u0448\u0435\u043d\u0438\u0435:<\/p>\n\n\n\n<p>1. \u041d\u0430\u0439\u0434\u0451\u043c \u0432\u044b\u0441\u043e\u0442\u0443 \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438. \u041e\u043f\u0443\u0441\u0442\u0438\u043c \u0434\u0432\u0435 \u0432\u044b\u0441\u043e\u0442\u044b \u0438\u0437 \u0432\u0435\u0440\u0448\u0438\u043d \u043c\u0435\u043d\u044c\u0448\u0435\u0433\u043e \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u0438\u044f.<br>2. \u041f\u0440\u043e\u0435\u043a\u0446\u0438\u044f \u0431\u043e\u043a\u043e\u0432\u043e\u0439 \u0441\u0442\u043e\u0440\u043e\u043d\u044b \u043d\u0430 \u0431\u043e\u043b\u044c\u0448\u0435\u0435 \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u0438\u0435: (16 &#8212; 8)\/2 = 4 (\u0441\u043c).<br>3. \u041f\u043e \u0442\u0435\u043e\u0440\u0435\u043c\u0435 \u041f\u0438\u0444\u0430\u0433\u043e\u0440\u0430: h = \u221a(5\u00b2 &#8212; 4\u00b2) = \u221a(25 &#8212; 16) = \u221a9 = 3 (\u0441\u043c).<br>4. \u041f\u043b\u043e\u0449\u0430\u0434\u044c: S = (8 + 16)\/2 * 3 = 24\/2 * 3 = 12 * 3 = 36 (\u0441\u043c\u00b2).<\/p>\n\n\n\n<p>\u041e\u0442\u0432\u0435\u0442: 36 \u0441\u043c\u00b2.<\/p>\n\n\n\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 3<\/strong> <strong>\u2935<\/strong><br>\u0414\u0438\u0430\u0433\u043e\u043d\u0430\u043b\u0438 \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438 \u0440\u0430\u0432\u043d\u044b 6 \u0441\u043c \u0438 8 \u0441\u043c \u0438 \u043f\u0435\u0440\u0435\u0441\u0435\u043a\u0430\u044e\u0442\u0441\u044f \u043f\u043e\u0434 \u0443\u0433\u043b\u043e\u043c 30\u00b0. \u041d\u0430\u0439\u0434\u0438\u0442\u0435 \u043f\u043b\u043e\u0449\u0430\u0434\u044c \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438.<\/p>\n\n\n\n<p>\u0420\u0435\u0448\u0435\u043d\u0438\u0435:<\/p>\n\n\n\n<p>S = 1\/2 * d\u2081 * d\u2082 * sin(\u03b1).<br>S = 1\/2 * 6 * 8 * sin(30\u00b0) = 1\/2 * 48 * 0,5 = 24 * 0,5 = 12 (\u0441\u043c\u00b2).<\/p>\n\n\n\n<p>\u041e\u0442\u0432\u0435\u0442: 12 \u0441\u043c\u00b2.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u0443\u043f\u0440\u0430\u0436\u043d\u0435\u043d\u0438\u044f\"><strong>\ud83d\udcdd<\/strong> \u0423\u043f\u0440\u0430\u0436\u043d\u0435\u043d\u0438\u044f \u0434\u043b\u044f \u0441\u0430\u043c\u043e\u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438<\/h2>\n\n\n\n<p><strong>\u0417\u0430\u0434\u0430\u0447\u0430 1.<\/strong> \u041e\u0441\u043d\u043e\u0432\u0430\u043d\u0438\u044f \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438 \u0440\u0430\u0432\u043d\u044b 5 \u0441\u043c \u0438 9 \u0441\u043c, \u0432\u044b\u0441\u043e\u0442\u0430 \u2014 4 \u0441\u043c. \u041d\u0430\u0439\u0434\u0438\u0442\u0435 \u043f\u043b\u043e\u0449\u0430\u0434\u044c \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438.<\/p>\n\n\n\n<p>\u0420\u0435\u0448\u0435\u043d\u0438\u0435 \u2935<\/p>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><em>\u0420\u0430\u0441\u043a\u0440\u043e\u0439\u0442\u0435, \u0447\u0442\u043e\u0431\u044b \u0443\u0432\u0438\u0434\u0435\u0442\u044c&#8230;<\/em><\/summary>\n<p>S = (5 + 9)\/2 * 4 = 14\/2 * 4 = 7 * 4 = 28 (\u0441\u043c\u00b2).<br>\u041e\u0442\u0432\u0435\u0442: 28 \u0441\u043c\u00b2.<\/p>\n<\/details>\n\n\n\n<p><strong>\u0417\u0430\u0434\u0430\u0447\u0430 2.<\/strong> \u0421\u0440\u0435\u0434\u043d\u044f\u044f \u043b\u0438\u043d\u0438\u044f \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438 \u0440\u0430\u0432\u043d\u0430 7 \u0441\u043c, \u0430 \u0432\u044b\u0441\u043e\u0442\u0430 \u2014 6 \u0441\u043c. \u041d\u0430\u0439\u0434\u0438\u0442\u0435 \u043f\u043b\u043e\u0449\u0430\u0434\u044c \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438.<\/p>\n\n\n\n<p>\u0420\u0435\u0448\u0435\u043d\u0438\u0435 \u2935<\/p>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><em>\u0420\u0430\u0441\u043a\u0440\u043e\u0439\u0442\u0435, \u0447\u0442\u043e\u0431\u044b \u0443\u0432\u0438\u0434\u0435\u0442\u044c&#8230;<\/em><\/summary>\n<p>S = m * h = 7 * 6 = 42 (\u0441\u043c\u00b2).<br>\u041e\u0442\u0432\u0435\u0442: 42 \u0441\u043c\u00b2.<\/p>\n<\/details>\n\n\n\n<p><strong>\u0417\u0430\u0434\u0430\u0447\u0430 3.<\/strong> \u0412 \u043f\u0440\u044f\u043c\u043e\u0443\u0433\u043e\u043b\u044c\u043d\u043e\u0439 \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438 \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u0438\u044f \u0440\u0430\u0432\u043d\u044b 6 \u0441\u043c \u0438 10 \u0441\u043c, \u0430 \u043c\u0435\u043d\u044c\u0448\u0430\u044f \u0431\u043e\u043a\u043e\u0432\u0430\u044f \u0441\u0442\u043e\u0440\u043e\u043d\u0430 (\u044f\u0432\u043b\u044f\u044e\u0449\u0430\u044f\u0441\u044f \u0432\u044b\u0441\u043e\u0442\u043e\u0439) \u0440\u0430\u0432\u043d\u0430 4 \u0441\u043c. \u041d\u0430\u0439\u0434\u0438\u0442\u0435 \u043f\u043b\u043e\u0449\u0430\u0434\u044c \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438.<\/p>\n\n\n\n<p>\u0420\u0435\u0448\u0435\u043d\u0438\u0435 \u2935<\/p>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><em>\u0420\u0430\u0441\u043a\u0440\u043e\u0439\u0442\u0435, \u0447\u0442\u043e\u0431\u044b \u0443\u0432\u0438\u0434\u0435\u0442\u044c&#8230;<\/em><\/summary>\n<p>S = (6 + 10)\/2 * 4 = 16\/2 * 4 = 8 * 4 = 32 (\u0441\u043c\u00b2).<br>\u041e\u0442\u0432\u0435\u0442: 32 \u0441\u043c\u00b2<\/p>\n<\/details>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u041c\u044b \u0438\u0437\u0443\u0447\u0438\u043b\u0438 \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0435 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\u0443\u0440\u043e\u0432\u043d\u044f \u0441\u043b\u043e\u0436\u043d\u043e\u0441\u0442\u0438.<\/p>\n\n\n\n<p>\u0422\u0440\u0430\u043f\u0435\u0446\u0438\u044f \u2014 \u0438\u043d\u0442\u0435\u0440\u0435\u0441\u043d\u0430\u044f \u0433\u0435\u043e\u043c\u0435\u0442\u0440\u0438\u0447\u0435\u0441\u043a\u0430\u044f \u0444\u0438\u0433\u0443\u0440\u0430, \u0432\u0441\u0442\u0440\u0435\u0447\u0430\u044e\u0449\u0430\u044f\u0441\u044f \u0432 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u0435, \u0442\u0435\u0445\u043d\u0438\u043a\u0435 \u0438 \u043f\u0440\u0438\u0440\u043e\u0434\u0435. \u0423\u043c\u0435\u043d\u0438\u0435 \u0440\u0430\u0431\u043e\u0442\u0430\u0442\u044c \u0441 \u043d\u0435\u0439 \u0440\u0430\u0441\u0448\u0438\u0440\u0438\u0442 \u0432\u0430\u0448\u0438 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438 \u0432 \u0440\u0435\u0448\u0435\u043d\u0438\u0438 \u0433\u0435\u043e\u043c\u0435\u0442\u0440\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0437\u0430\u0434\u0430\u0447 \u0438 \u043f\u043e\u043d\u0438\u043c\u0430\u043d\u0438\u0438 \u043e\u043a\u0440\u0443\u0436\u0430\u044e\u0449\u0435\u0433\u043e \u043c\u0438\u0440\u0430.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>\ud83d\udca1<\/strong> <strong>\u041f\u043e\u043b\u0435\u0437\u043d\u044b\u0439 \u0441\u043e\u0432\u0435\u0442: <\/strong>\u043f\u0440\u0438 \u0440\u0435\u0448\u0435\u043d\u0438\u0438 \u0437\u0430\u0434\u0430\u0447 \u0432\u0441\u0435\u0433\u0434\u0430 \u043d\u0430\u0447\u0438\u043d\u0430\u0439\u0442\u0435 \u0441 \u0447\u0435\u0440\u0442\u0435\u0436\u0430, \u043e\u0442\u043c\u0435\u0447\u0430\u0439\u0442\u0435 \u0438\u0437\u0432\u0435\u0441\u0442\u043d\u044b\u0435 \u0434\u0430\u043d\u043d\u044b\u0435 \u0438 \u0438\u0449\u0438\u0442\u0435 \u0441\u0432\u044f\u0437\u044c \u043c\u0435\u0436\u0434\u0443 \u0438\u0437\u0432\u0435\u0441\u0442\u043d\u044b\u043c\u0438 \u0438 \u0438\u0441\u043a\u043e\u043c\u044b\u043c\u0438. \u042d\u0442\u043e \u043f\u043e\u043c\u043e\u0436\u0435\u0442 \u0432\u044b\u0431\u0440\u0430\u0442\u044c \u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u044b\u0439 \u0441\u043f\u043e\u0441\u043e\u0431 \u0440\u0435\u0448\u0435\u043d\u0438\u044f.&nbsp;<\/p>\n<\/blockquote>\n\n\n\n<div style=\"color:#32373c;background-color:#7941b6\" class=\"wp-block-atomic-blocks-ab-notice ab-font-size-18 ab-block-notice\" data-id=\"5e5432\"><div class=\"ab-notice-text\" style=\"border-color:#7941b6\"><p>\u0415\u0441\u043b\u0438 \u0432\u043e\u0437\u043d\u0438\u043a\u0430\u044e\u0442 \u0442\u0440\u0443\u0434\u043d\u043e\u0441\u0442\u0438 \u0441 \u043f\u043e\u043d\u0438\u043c\u0430\u043d\u0438\u0435\u043c \u0442\u0435\u043c\u044b, \u0432\u043e\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0439\u0442\u0435\u0441\u044c \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u0430\u043c\u0438 \u0441\u0442\u0430\u0442\u044c\u0438 \u0438\u043b\u0438 \u043e\u0431\u0440\u0430\u0442\u0438\u0442\u0435\u0441\u044c \u0437\u0430 \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0439 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u043a \u0440\u0435\u043f\u0435\u0442\u0438\u0442\u043e\u0440\u0430\u043c \u043d\u0430\u0448\u0435\u0439 \u043e\u043d\u043b\u0430\u0439\u043d-\u0448\u043a\u043e\u043b\u044b. \u041f\u0435\u0440\u0432\u044b\u0439 \u0443\u0440\u043e\u043a \u2014 \u0431\u0435\u0441\u043f\u043b\u0430\u0442\u043d\u044b\u0439 \ud83d\udc9c<\/p><\/div><\/div>\n\n\n<div class=\"post-item__content-cta\">\n    <svg class=\"post-item__content-cta-decor post-item__content-cta-decor-circle\" width=\"71\" height=\"71\"\n         viewBox=\"0 0 71 71\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n        <circle opacity=\"0.1\" cx=\"35.5\" cy=\"35.5\" r=\"35.5\" fill=\"white\"\/>\n    <\/svg>\n\n    <svg class=\"post-item__content-cta-decor post-item__content-cta-decor-big\" width=\"479\" height=\"346\"\n      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data-action=\"cta-modal\">\u041e\u0441\u0442\u0430\u0432\u0438\u0442\u044c \u0437\u0430\u044f\u0432\u043a\u0443\n        <\/button>\n    <\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u0412 \u0434\u0430\u043d\u043d\u043e\u0439 \u0441\u0442\u0430\u0442\u044c\u0435 \u043c\u044b \u0438\u0437\u0443\u0447\u0438\u043c \u043e\u0434\u043d\u0443 \u0438\u0437 \u0432\u0430\u0436\u043d\u0435\u0439\u0448\u0438\u0445 \u0442\u0435\u043c \u2014 \u043f\u043b\u043e\u0449\u0430\u0434\u044c \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438. \u0423\u043c\u0435\u043d\u0438\u0435 \u043d\u0430\u0445\u043e\u0434\u0438\u0442\u044c \u043f\u043b\u043e\u0449\u0430\u0434\u044c \u044d\u0442\u043e\u0439 \u0444\u0438\u0433\u0443\u0440\u044b \u043f\u0440\u0438\u0433\u043e\u0434\u0438\u0442\u0441\u044f \u0448\u043a\u043e\u043b\u044c\u043d\u0438\u043a\u0443 \u043d\u0435 \u0442\u043e\u043b\u044c\u043a\u043e \u043d\u0430 \u0443\u0440\u043e\u043a\u0430\u0445 \u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u043a\u0438, \u043d\u043e \u0438 \u0432 \u0440\u0435\u0430\u043b\u044c\u043d\u043e\u0439 \u0436\u0438\u0437\u043d\u0438 \u2014 \u043e\u0442 \u0440\u0430\u0441\u0447\u0451\u0442\u0430 \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u043e\u0432 \u0434\u043b\u044f \u0441\u0442\u0440\u043e\u0438\u0442\u0435\u043b\u044c\u0441\u0442\u0432\u0430 \u0434\u043e \u0440\u0435\u0448\u0435\u043d\u0438\u044f \u0434\u0440\u0443\u0433\u0438\u0445 \u043f\u0440\u0430\u043a\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0437\u0430\u0434\u0430\u0447. \u041c\u044b \u0440\u0430\u0437\u0431\u0435\u0440\u0451\u043c \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0435 \u0441\u043f\u043e\u0441\u043e\u0431\u044b \u0432\u044b\u0447\u0438\u0441\u043b\u0435\u043d\u0438\u044f \u043f\u043b\u043e\u0449\u0430\u0434\u0438 \u0442\u0440\u0430\u043f\u0435\u0446\u0438\u0438, \u043d\u0430\u0447\u0438\u043d\u0430\u044f \u0441 \u0441\u0430\u043c\u043e\u0433\u043e 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