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{"id":332,"date":"2016-02-20T03:25:21","date_gmt":"2016-02-20T03:25:21","guid":{"rendered":"https:\/\/lop12.edu.vn\/?p=332"},"modified":"2016-02-20T03:25:21","modified_gmt":"2016-02-20T03:25:21","slug":"de-thi-thu-thptqg-nam-2016-mon-toan-thpt-chuyen-thai-binh-lan-3","status":"publish","type":"post","link":"https:\/\/lop12.edu.vn\/de-thi-thu-thptqg-nam-2016-mon-toan-thpt-chuyen-thai-binh-lan-3\/","title":{"rendered":"\u0110\u1ec1 thi th\u1eed THPTQG n\u0103m 2016 m\u00f4n To\u00e1n THPT Chuy\u00ean Th\u00e1i B\u00ecnh l\u1ea7n 3"},"content":{"rendered":"

C\u00e2u 4(1 \u0111i\u1ec3m).<\/strong><\/p>\n

1 t\u1ed5 c\u00f3 12 h\u1ecdc sinh nam v\u00e0 3 h\u1ecdc sinh n\u1eef. Chia t\u1ed5 th\u00e0nh 3 nh\u00f3m m\u1ed7i nh\u00f3m 5 h\u1ecdc sinh. T\u00ednh x\u00e1c su\u1ea5t \u0111\u1ec3 khi chia ng\u1eabu nhi\u00ean nh\u00f3m n\u00e0o c\u0169ng c\u00f3 h\u1ecdc sinh n\u1eef<\/p>\n

C\u00e2u 5(1 \u0111i\u1ec3m).<\/strong><\/p>\n

Cho h\u00ecnh ch\u00f3p S.ABCD c\u00f3 \u0111\u00e1y ABCD l\u00e0 h\u00ecnh thang vu\u00f4ng \u1edf A v\u00e0 B, AB=BC=a, AD=2a, SA vu\u00f4ng g\u00f3c v\u1edbi \u0111\u00e1y, SA=2a. G\u1ecdi M, N l\u1ea7n l\u01b0\u1ee3t l\u00e0 trung \u0111i\u1ec3m SA, SD. Ch\u1ee9ng minh t\u1ee9 gi\u00e1c BCNM l\u00e0 h\u00ecnh ch\u1eef nh\u1eadt. T\u00ednh th\u1ec3 t\u00edch h\u00ecnh ch\u00f3p S.BCNM v\u00e0 kho\u1ea3ng c\u00e1ch gi\u1eefa 2 \u0111\u01b0\u1eddng th\u1eb3ng ch\u00e9o nhau BM v\u00e0 CD<\/p>\n

$\"de-thi-thu-thptqg-toan-2016-thpt-chuyen-thai-binh-lan-3\"$ <\/p>\n

\u0110\u00e1p \u00e1n \u0111\u1ec1 thi th\u1eed THPTQG n\u0103m 2016 m\u00f4n To\u00e1n THPT Chuy\u00ean Th\u00e1i B\u00ecnh l\u1ea7n 3<\/strong><\/h4>\n
$\"Dap$ <\/p>\n","protected":false},"excerpt":{"rendered":"
C\u00e2u 4(1 \u0111i\u1ec3m). 1 t\u1ed5 c\u00f3 12 h\u1ecdc sinh nam v\u00e0 3 h\u1ecdc sinh n\u1eef. Chia t\u1ed5 th\u00e0nh 3 nh\u00f3m m\u1ed7i nh\u00f3m 5 h\u1ecdc sinh. T\u00ednh x\u00e1c su\u1ea5t \u0111\u1ec3 khi chia ng\u1eabu nhi\u00ean nh\u00f3m n\u00e0o c\u0169ng c\u00f3 h\u1ecdc sinh n\u1eef C\u00e2u 5(1 \u0111i\u1ec3m). Cho h\u00ecnh ch\u00f3p S.ABCD c\u00f3 \u0111\u00e1y ABCD l\u00e0 h\u00ecnh thang vu\u00f4ng \u1edf […]<\/p>\n","protected":false},"author":1,"featured_media":334,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[28],"tags":[105,104],"yoast_head":"\n\u0110\u1ec1 thi th\u1eed THPTQG n\u0103m 2016 m\u00f4n To\u00e1n THPT Chuy\u00ean Th\u00e1i B\u00ecnh l\u1ea7n 3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/lop12.edu.vn\/de-thi-thu-thptqg-nam-2016-mon-toan-thpt-chuyen-thai-binh-lan-3\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u0110\u1ec1 thi th\u1eed THPTQG n\u0103m 2016 m\u00f4n To\u00e1n THPT Chuy\u00ean Th\u00e1i B\u00ecnh l\u1ea7n 3\" \/>\n<meta property=\"og:description\" content=\"C\u00e2u 4(1 \u0111i\u1ec3m). 1 t\u1ed5 c\u00f3 12 h\u1ecdc sinh nam v\u00e0 3 h\u1ecdc sinh n\u1eef. 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