{"id":2604,"date":"2026-10-17T11:40:11","date_gmt":"2026-10-17T11:40:11","guid":{"rendered":"https:\/\/xn--y9ais6ech.xn--y9a3aq\/?p=2604"},"modified":"2026-10-21T13:04:52","modified_gmt":"2026-10-21T13:04:52","slug":"%d5%a5%d6%80%d5%af%d6%80%d5%a1%d5%b9%d5%a1%d6%83%d5%b8%d6%82%d5%a9%d5%b5%d5%b8%d6%82%d5%b6-%d5%ba%d5%a1%d6%80%d5%a1%d5%ba%d5%b4%d5%b8%d6%82%d5%b6%d6%84-12","status":"publish","type":"post","link":"https:\/\/xn--y9ais6ech.xn--y9a3aq\/?p=2604","title":{"rendered":"\u0535\u0580\u056f\u0580\u0561\u0579\u0561\u0583\u0578\u0582\u0569\u0575\u0578\u0582\u0576 \u057a\u0561\u0580\u0561\u057a\u0574\u0578\u0582\u0576\u0584 12"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>1\u2024<\/strong>\u0548\u055e\u0580 \u057a\u0561\u057f\u056f\u0565\u0580\u0576 \u0567 \u056f\u0578\u0579\u057e\u0578\u0582\u0574 \u0584\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u056b, <a href=\"https:\/\/www.geogebra.org\/classic?lang=ru\">GEOGEBRA<\/a> \u056e\u0580\u0561\u0563\u0580\u0578\u057e \u0563\u056e\u0565\u0584 ABCD \u0584\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u056b\u0589<br><span style=\"text-decoration: underline;\">\u0554\u0561\u057c\u056f\u0578\u0582\u057d\u056b \u056f\u0578\u0579\u057e\u0578\u0582\u0574 \u0567 \u0561\u0575\u0576 \u0578\u0582\u0572\u0572\u0561\u0576\u056f\u0575\u0578\u0582\u0576\u0568 \u0578\u0580\u056b \u0562\u0578\u056c\u0578\u0580 \u056f\u0578\u0572\u0574\u0565\u0580\u0568 \u0570\u0561\u057e\u0561\u057d\u0561\u0580 \u0565\u0576<br><\/span><br>2. <a href=\"https:\/\/www.geogebra.org\/classic?lang=ru\">GEOGEBRA<\/a> \u056e\u0580\u0561\u0563\u0580\u0578\u057e \u0563\u056e\u0565\u0584 ABCD \u0584\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u056b, \u0576\u0577\u0565\u0584 \u0584\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u0578\u0582\u00a0 \u056f\u0578\u0572\u0574\u0565\u0580\u0568, \u0561\u0576\u056f\u0575\u0578\u0582\u0576\u0561\u0563\u056e\u0565\u0580\u0568\u0589<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"373\" height=\"370\" src=\"https:\/\/xn--y9ais6ech.xn--y9a3aq\/wp-content\/uploads\/2026\/10\/image-19.png\" alt=\"\" class=\"wp-image-2605\" srcset=\"https:\/\/xn--y9ais6ech.xn--y9a3aq\/wp-content\/uploads\/2026\/10\/image-19.png 373w, https:\/\/xn--y9ais6ech.xn--y9a3aq\/wp-content\/uploads\/2026\/10\/image-19-150x150.png 150w, https:\/\/xn--y9ais6ech.xn--y9a3aq\/wp-content\/uploads\/2026\/10\/image-19-300x298.png 300w\" sizes=\"auto, (max-width: 373px) 100vw, 373px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><br>3.&nbsp; <a href=\"https:\/\/www.geogebra.org\/classic?lang=ru\">GEOGEBRA<\/a> \u056e\u0580\u0561\u0563\u0580\u0578\u057e \u0563\u056e\u0565\u0584 ABCD \u0584\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u056b, \u056b\u0576\u0579\u057a\u056b\u057d\u056b\u055e \u0561\u0576\u056f\u0575\u0578\u0582\u0576 \u0565\u0576 \u056f\u0561\u0566\u0574\u0578\u0582\u0574 \u0584\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u0578\u0582&nbsp; \u0561\u0576\u056f\u0575\u0578\u0582\u0576\u0561\u0563\u056e\u0565\u0580\u0568\u0589<br><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"376\" height=\"375\" src=\"https:\/\/xn--y9ais6ech.xn--y9a3aq\/wp-content\/uploads\/2026\/10\/image-20.png\" alt=\"\" class=\"wp-image-2606\" srcset=\"https:\/\/xn--y9ais6ech.xn--y9a3aq\/wp-content\/uploads\/2026\/10\/image-20.png 376w, https:\/\/xn--y9ais6ech.xn--y9a3aq\/wp-content\/uploads\/2026\/10\/image-20-150x150.png 150w, https:\/\/xn--y9ais6ech.xn--y9a3aq\/wp-content\/uploads\/2026\/10\/image-20-300x299.png 300w\" sizes=\"auto, (max-width: 376px) 100vw, 376px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"text-decoration: underline;\">90<sup>\u25cb<\/sup><\/span><br><span style=\"text-decoration: underline;\"><br><\/span>4. \u0533\u057f\u0565\u0584 \u0584\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u0578\u0582 \u0562\u0578\u056c\u0578\u0580 \u0561\u0576\u056f\u0575\u0578\u0582\u0576\u0576\u0565\u0580\u056b \u0561\u057d\u057f\u056b\u0573\u0561\u0576\u0561\u0575\u056b\u0576 \u0563\u0578\u0582\u0574\u0561\u0580\u0568\u0589 \u0548\u055e\u0580 \u0562\u0561\u0576\u0561\u0571\u0587\u0578\u057e \u0565\u057d \u0570\u0561\u0577\u057e\u0578\u0582\u0574\u0589<br><span style=\"text-decoration: underline;\">s=(n-2).180<br>360<\/span><br><br>5. \u0546\u0577\u0565\u0584 \u0584\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u0578\u0582 \u0574\u056b \u056f\u0578\u0572\u0574\u056b\u0576 \u0561\u057c\u0568\u0576\u0569\u0565\u0580 \u0561\u0576\u056f\u0575\u0578\u0582\u0576\u0576\u0565\u0580\u056b \u0563\u0578\u0582\u0574\u0561\u0580\u056b \u0561\u057d\u057f\u056b\u0573\u0561\u0576\u0561\u0575\u056b\u0576 \u0579\u0561\u0583\u0568\u0589<br><span style=\"text-decoration: underline;\">180<sup>\u25cb<\/sup><br><\/span><br>6. \u0546\u0577\u0565\u0584 \u0584\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u0578\u0582\u0576&nbsp; \u0562\u0576\u0578\u0580\u0578\u0577 \u0578\u0580\u0587\u0567&nbsp; \u0570\u0561\u057f\u056f\u0578\u0582\u0569\u0575\u0578\u0582\u0576\u0589<br><span style=\"text-decoration: underline;\">\u0554\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u0578\u0582 \u0562\u0578\u056c\u0578\u0580 \u056f\u0578\u0572\u0574\u0565\u0580\u0568 \u0570\u0561\u057e\u0561\u057d\u0561\u0580 \u0565\u0576<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">7. \u0554\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u0578\u0582&nbsp; \u0574\u056b \u056f\u0578\u0572\u0574\u0568 \u0570\u0561\u057e\u0561\u057d\u0561\u0580 \u0567 21\u0564\u0574 \u0567\u0589 \u0533\u057f\u0565\u0584 \u0584\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u0578\u0582 \u057a\u0561\u0580\u0561\u0563\u056b\u056e\u0568\u0589<br><span style=\"text-decoration: underline;\">84\u0564\u0574<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">8. \u0554\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u0578\u0582 \u057a\u0561\u0580\u0561\u0563\u056b\u056e\u0568 72 \u057d\u0574 \u0567: \u0533\u057f\u0565\u0584 \u0584\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u0578\u0582 \u056f\u0578\u0572\u0574\u0568:<br><span style=\"text-decoration: underline;\">18<\/span><br><br>10. \u0554\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u0578\u0582 \u0561\u0576\u056f\u0575\u0578\u0582\u0576\u0561\u0563\u056e\u0565\u0580\u056b \u0570\u0561\u057f\u0574\u0561\u0576 \u056f\u0565\u057f\u056b\u0581 \u0574\u056b\u0576\u0579\u0587 \u0562\u0578\u056c\u0578\u0580 \u056f\u0578\u0572\u0574\u0565\u0580\u0568 \u0565\u0572\u0561\u056e \u0570\u0565\u057c\u0561\u057e\u0578\u0580\u0578\u0582\u0569\u0575\u0578\u0582\u0576\u0576\u0565\u0580\u056b \u0563\u0578\u0582\u0574\u0561\u0580\u0568 20 \u057d\u0574 \u0567: \u0533\u057f\u0565\u0584 \u0584\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u0578\u0582 \u057a\u0561\u0580\u0561\u0563\u056b\u056e\u0568:<br><span style=\"text-decoration: underline;\">40<\/span><br><span style=\"text-decoration: underline;\"><br><\/span>11\u2024 \u0554\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u0578\u0582 \u057a\u0561\u0580\u0561\u0563\u056b\u056e\u0568 80 \u057d\u0574 \u0567: \u0548\u0580\u0584\u0561\u055e\u0576 \u0567 \u0584\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u0578\u0582 \u0561\u0576\u056f\u0575\u0578\u0582\u0576\u0561\u0563\u056e\u056b \u0574\u056b\u057b\u0576\u0561\u056f\u0565\u057f\u056b \u0570\u0565\u057c\u0561\u057e\u0578\u0580\u0578\u0582\u0569\u0575\u0578\u0582\u0576\u0568 \u0576\u0580\u0561 \u056f\u0578\u0572\u0574\u056b\u0581\u0589<br><span style=\"text-decoration: underline;\">\u0574\u056b \u056f\u0578\u0572\u0574\u0568 \u0570\u0561\u057e\u0561\u057d\u0561\u0580 \u057a\u0561\u0580\u0561\u0563\u056b\u056e\u0568 \u0562\u0561\u056a\u0561\u0576\u0561\u056e 4 \u0561\u0575\u057d\u056b\u0576\u0584\u0576 20, \u0574\u056b\u057b\u0576\u0561\u056f\u0565\u057f\u056b \u0570\u0565\u057c\u0561\u057e\u0578\u0580\u0578\u0569\u0575\u0578\u0582\u0576\u0568 \u056f\u0578\u0572\u0574\u056b\u0581 \u056f\u0578\u0572\u0574\u056b \u056f\u0565\u057d\u0576 \u0561 \u0561\u0575\u057d\u056b\u0576\u0584\u0576 10\u0589<br><\/span><br>12\u2024 \u0547\u0565\u0572\u0561\u0576\u056f\u0575\u0561\u0576 \u0561\u0576\u056f\u0575\u0578\u0582\u0576\u0561\u0563\u056e\u0565\u0580\u056b\u0581 \u0574\u0565\u056f\u0568 \u0570\u0561\u057e\u0561\u057d\u0561\u0580 \u0567 \u0577\u0565\u0572\u0561\u0576\u056f\u0575\u0561\u0576\u00a0 \u056f\u0578\u0572\u0574\u056b\u0576: \u0533\u057f\u0565\u0584 \u0577\u0565\u0572\u0561\u0576\u056f\u0575\u0561\u0576 \u0562\u0578\u056c\u0578\u0580 \u0561\u0576\u056f\u0575\u0578\u0582\u0576\u0576\u0565\u0580\u0568\u0589<br><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"370\" height=\"497\" src=\"https:\/\/xn--y9ais6ech.xn--y9a3aq\/wp-content\/uploads\/2026\/10\/image-23.png\" alt=\"\" class=\"wp-image-2622\" srcset=\"https:\/\/xn--y9ais6ech.xn--y9a3aq\/wp-content\/uploads\/2026\/10\/image-23.png 370w, https:\/\/xn--y9ais6ech.xn--y9a3aq\/wp-content\/uploads\/2026\/10\/image-23-223x300.png 223w\" sizes=\"auto, (max-width: 370px) 100vw, 370px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"text-decoration: underline;\">AB=AC<br>\u0538\u057d\u057f \u0577\u0565\u0572\u0561\u0576\u056f\u0575\u0561\u0576 \u0561\u0575\u0576 \u0570\u0561\u057f\u056f\u0578\u0582\u0569\u0575\u0561\u0576, \u0578\u0580 \u0561\u0576\u056f\u0575\u0578\u0582\u0576\u0561\u0563\u056e\u0565\u0580\u0568 \u0570\u0561\u057f\u057e\u0565\u056c\u0578\u0582 \u056f\u0565\u057f\u0578\u0582\u0574 \u056f\u056b\u057d\u057e\u0578\u0582\u0574 \u0565\u0576, AO=OC => AO=AB\/2:<br>AOB \u0578\u0582\u0572\u0572\u0561\u0576\u056f\u0575\u0561\u0576 \u0565\u057c\u0561\u0576\u056f\u0575\u0561\u0576 \u0574\u0565\u057b \u057d\u057f\u0561\u0581\u057e\u0578\u0582\u0574 \u0567, \u0578\u0580 AO=AB\/2, \u0561\u0575\u057d\u056b\u0576\u0584\u0576 &lt;ABO = 30 => &lt;ABC = 60 => &lt;A = 180-60 = 120<br>60, 120<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>1\u2024\u0548\u055e\u0580 \u057a\u0561\u057f\u056f\u0565\u0580\u0576 \u0567 \u056f\u0578\u0579\u057e\u0578\u0582\u0574 \u0584\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u056b, GEOGEBRA \u056e\u0580\u0561\u0563\u0580\u0578\u057e \u0563\u056e\u0565\u0584 ABCD \u0584\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u056b\u0589\u0554\u0561\u057c\u056f\u0578\u0582\u057d\u056b \u056f\u0578\u0579\u057e\u0578\u0582\u0574 \u0567 \u0561\u0575\u0576 \u0578\u0582\u0572\u0572\u0561\u0576\u056f\u0575\u0578\u0582\u0576\u0568 \u0578\u0580\u056b \u0562\u0578\u056c\u0578\u0580 \u056f\u0578\u0572\u0574\u0565\u0580\u0568 \u0570\u0561\u057e\u0561\u057d\u0561\u0580 \u0565\u05762. GEOGEBRA \u056e\u0580\u0561\u0563\u0580\u0578\u057e \u0563\u056e\u0565\u0584 ABCD \u0584\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u056b, \u0576\u0577\u0565\u0584 \u0584\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u0578\u0582\u00a0 \u056f\u0578\u0572\u0574\u0565\u0580\u0568, \u0561\u0576\u056f\u0575\u0578\u0582\u0576\u0561\u0563\u056e\u0565\u0580\u0568\u0589 3.&nbsp; GEOGEBRA \u056e\u0580\u0561\u0563\u0580\u0578\u057e \u0563\u056e\u0565\u0584 ABCD \u0584\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u056b, \u056b\u0576\u0579\u057a\u056b\u057d\u056b\u055e \u0561\u0576\u056f\u0575\u0578\u0582\u0576 \u0565\u0576 \u056f\u0561\u0566\u0574\u0578\u0582\u0574 \u0584\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u0578\u0582&nbsp; \u0561\u0576\u056f\u0575\u0578\u0582\u0576\u0561\u0563\u056e\u0565\u0580\u0568\u0589 90\u25cb4. \u0533\u057f\u0565\u0584 \u0584\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u0578\u0582 \u0562\u0578\u056c\u0578\u0580 \u0561\u0576\u056f\u0575\u0578\u0582\u0576\u0576\u0565\u0580\u056b \u0561\u057d\u057f\u056b\u0573\u0561\u0576\u0561\u0575\u056b\u0576 \u0563\u0578\u0582\u0574\u0561\u0580\u0568\u0589 \u0548\u055e\u0580 \u0562\u0561\u0576\u0561\u0571\u0587\u0578\u057e \u0565\u057d \u0570\u0561\u0577\u057e\u0578\u0582\u0574\u0589s=(n-2).180360 5. \u0546\u0577\u0565\u0584 \u0584\u0561\u057c\u0561\u056f\u0578\u0582\u057d\u0578\u0582 \u0574\u056b [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[27],"tags":[],"class_list":["post-2604","post","type-post","status-publish","format-standard","hentry","category--8--"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/xn--y9ais6ech.xn--y9a3aq\/index.php?rest_route=\/wp\/v2\/posts\/2604","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/xn--y9ais6ech.xn--y9a3aq\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/xn--y9ais6ech.xn--y9a3aq\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/xn--y9ais6ech.xn--y9a3aq\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/xn--y9ais6ech.xn--y9a3aq\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2604"}],"version-history":[{"count":10,"href":"https:\/\/xn--y9ais6ech.xn--y9a3aq\/index.php?rest_route=\/wp\/v2\/posts\/2604\/revisions"}],"predecessor-version":[{"id":2624,"href":"https:\/\/xn--y9ais6ech.xn--y9a3aq\/index.php?rest_route=\/wp\/v2\/posts\/2604\/revisions\/2624"}],"wp:attachment":[{"href":"https:\/\/xn--y9ais6ech.xn--y9a3aq\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2604"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xn--y9ais6ech.xn--y9a3aq\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2604"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xn--y9ais6ech.xn--y9a3aq\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2604"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}