{"common":{"save":0,"post_id":"987","level":1,"total":20,"point":5,"point_extra":0},"segment":[{"id":"1611","post_id":"987","mon_id":"0","chapter_id":"0","question":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","options":{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":5,"ques":" Tr\u01b0\u1eddng h\u1ee3p b\u1eb1ng nhau c\u1ea1nh-g\u00f3c-c\u1ea1nh c\u1ee7a hai tam gi\u00e1c l\u00e0: ","select":[" A. N\u1ebfu hai c\u1ea1nh v\u00e0 g\u00f3c xen gi\u1eefa c\u1ee7a tam gi\u00e1c n\u00e0y b\u1eb1ng hai c\u1ea1nh v\u00e0 g\u00f3c xen gi\u1eefa c\u1ee7a tam gi\u00e1c kia th\u00ec hai tam gi\u00e1c \u0111\u00f3 b\u1eb1ng nhau. "," B. N\u1ebfu hai c\u1ea1nh v\u00e0 m\u1ed9t g\u00f3c c\u1ee7a tam gi\u00e1c n\u00e0y b\u1eb1ng hai c\u1ea1nh v\u00e0 m\u1ed9t g\u00f3c c\u1ee7a tam gi\u00e1c kia th\u00ec hai tam gi\u00e1c \u0111\u00f3 b\u1eb1ng nhau. "," C. N\u1ebfu hai c\u1ea1nh v\u00e0 g\u00f3c k\u1ec1 c\u1ee7a tam gi\u00e1c n\u00e0y b\u1eb1ng hai c\u1ea1nh v\u00e0 g\u00f3c k\u1ec1 c\u1ee7a tam gi\u00e1c kia th\u00ec hai tam gi\u00e1c \u0111\u00f3 b\u1eb1ng nhau. ","D. N\u1ebfu hai g\u00f3c v\u00e0 c\u1ea1nh xen gi\u1eefa c\u1ee7a tam gi\u00e1c n\u00e0y b\u1eb1ng hai g\u00f3c v\u00e0 c\u1ea1nh xen gi\u1eefa c\u1ee7a tam gi\u00e1c kia th\u00ec hai tam gi\u00e1c \u0111\u00f3 b\u1eb1ng nhau. "],"explain":" Tr\u01b0\u1eddng h\u1ee3p b\u1eb1ng nhau c\u1ea1nh-g\u00f3c-c\u1ea1nh c\u1ee7a hai tam gi\u00e1c l\u00e0: <br\/> N\u1ebfu hai c\u1ea1nh v\u00e0 g\u00f3c xen gi\u1eefa c\u1ee7a tam gi\u00e1c n\u00e0y b\u1eb1ng hai c\u1ea1nh v\u00e0 g\u00f3c xen gi\u1eefa c\u1ee7a tam gi\u00e1c kia th\u00ec hai tam gi\u00e1c \u0111\u00f3 b\u1eb1ng nhau. <br\/><br\/><span class='basic_pink'>\u0110\u00e1p \u00e1n \u0111\u00fang l\u00e0 A. <\/span>","column":1}]}]},"correct":"","level":"1","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:23:01"},{"id":"1612","post_id":"987","mon_id":"0","chapter_id":"0","question":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","options":{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":5,"ques":" Hai tam gi\u00e1c vu\u00f4ng b\u1eb1ng nhau l\u00e0 hai tam gi\u00e1c vu\u00f4ng c\u00f3: ","select":[" A. G\u00f3c vu\u00f4ng v\u00e0 c\u1ea1nh huy\u1ec1n c\u1ee7a tam gi\u00e1c vu\u00f4ng n\u00e0y l\u1ea7n l\u01b0\u1ee3t b\u1eb1ng g\u00f3c vu\u00f4ng v\u00e0 c\u1ea1nh huy\u1ec1n c\u1ee7a tam gi\u00e1c vu\u00f4ng kia. "," B. Hai g\u00f3c nh\u1ecdn c\u1ee7a tam gi\u00e1c vu\u00f4ng n\u00e0y l\u1ea7n l\u01b0\u1ee3t b\u1eb1ng hai g\u00f3c nh\u1ecdn c\u1ee7a tam gi\u00e1c vu\u00f4ng kia. "," C. Hai c\u1ea1nh g\u00f3c vu\u00f4ng c\u1ee7a tam gi\u00e1c vu\u00f4ng n\u00e0y l\u1ea7n l\u01b0\u1ee3t b\u1eb1ng hai c\u1ea1nh g\u00f3c vu\u00f4ng c\u1ee7a tam gi\u00e1c vu\u00f4ng kia. ","D. M\u1ed9t c\u1ea1nh g\u00f3c vu\u00f4ng v\u00e0 m\u1ed9t g\u00f3c nh\u1ecdn c\u1ee7a tam gi\u00e1c vu\u00f4ng n\u00e0y l\u1ea7n l\u01b0\u1ee3t b\u1eb1ng m\u1ed9t c\u1ea1nh g\u00f3c vu\u00f4ng v\u00e0 m\u1ed9t g\u00f3c nh\u1ecdn c\u1ee7a tam gi\u00e1c vu\u00f4ng kia. "],"explain":" <span class='basic_left'> Hai tam gi\u00e1c vu\u00f4ng b\u1eb1ng nhau l\u00e0 hai tam gi\u00e1c vu\u00f4ng c\u00f3: <br\/> Hai c\u1ea1nh g\u00f3c vu\u00f4ng c\u1ee7a tam gi\u00e1c vu\u00f4ng n\u00e0y l\u1ea7n l\u01b0\u1ee3t b\u1eb1ng hai c\u1ea1nh g\u00f3c vu\u00f4ng c\u1ee7a tam gi\u00e1c vu\u00f4ng kia. <br\/><span class='basic_pink'>\u0110\u00e1p \u00e1n \u0111\u00fang l\u00e0 C. <\/span> <\/span>","column":1}]}]},"correct":"","level":"1","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:23:01"},{"id":"1613","post_id":"987","mon_id":"0","chapter_id":"0","question":"\u0110i\u1ec1n t\u1eeb th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","options":{"time":24,"part":[{"title":"\u0110i\u1ec1n t\u1eeb th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["45"],["45"]]],"list":[{"point":5,"width":40,"content":"","type_input":"","ques":" <span class='basic_left'> V\u1ebd tam gi\u00e1c $ABC$ bi\u1ebft $\\widehat{A} = 90^{o} $, $AB = AC = 4cm.$ <br\/> Sau \u0111\u00f3 \u0111o c\u00e1c g\u00f3c $B$ v\u00e0 $C$. <br\/> <b>\u0110\u00e1p \u00e1n:<\/b> $\\widehat{B} = \\FormInput[40][bl_elm_true basic_elm basic_blank basic_blank_part]{}^{o} \\\\ \\widehat{C} = \\FormInput[40][bl_elm_true basic_elm basic_blank basic_blank_part]{}^{o} $ <\/span>","explain":" <center><img src='img\/H7B11-01.png' \/><\/center> <span class='basic_left'> - V\u1ebd g\u00f3c $\\widehat{xAy} = 90^{o} $ <br\/> - Tr\u00ean tia Ax v\u1ebd \u0111o\u1ea1n th\u1eb3ng $AB = 4cm$ <br\/> - Tr\u00ean tia Ay v\u1ebd \u0111o\u1ea1n th\u1eb3ng $AC = 4cm$ <br\/> - V\u1ebd \u0111o\u1ea1n th\u1eb3ng BC. <br\/> D\u00f9ng th\u01b0\u1edbc \u0111o g\u00f3c ta \u0111o \u0111\u01b0\u1ee3c $\\widehat{B} = \\widehat{C} = 45^{o} $ <\/span> "}]}]},"correct":"","level":"1","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:23:01"}]}