{"common":{"save":0,"post_id":"981","level":1,"total":20,"point":5,"point_extra":0},"segment":[{"id":"1581","post_id":"981","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":[[2]],"list":[{"point":5,"ques":" Cho $\\triangle PQR = \\triangle DEF $ trong \u0111\u00f3 $PQ = 5cm, QR = 4cm, PR = 3cm$. <br\/> Chu vi tam gi\u00e1c $DEF$ l\u00e0: ","select":[" A. $10 cm$ "," B. $12 cm$ "," C. $14 cm$ ","D. $16 cm$ "],"explain":" Ta c\u00f3 $\\triangle PQR = \\triangle DEF $ n\u00ean <br\/> $PQ = DE = 5cm, QR = EF = 4cm, PR = DF = 3cm$ <br\/> Chu vi tam gi\u00e1c $DEF$ b\u1eb1ng: <br\/> $DE + EF + DF = 5 + 4 + 3 = 12$ (cm) <br\/><br\/><span class='basic_pink'>\u0110\u00e1p \u00e1n \u0111\u00fang l\u00e0 B. <\/span>","column":2}]}]},"correct":"","level":"1","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:23:01"},{"id":"1582","post_id":"981","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":[[["LKI"]]],"list":[{"point":5,"width":40,"content":"","type_input":"","ques":"Cho $\\triangle FGH = \\triangle IKL $ <br\/> Suy ra $\\triangle HGF = \\triangle \\FormInput[40][bl_elm_true basic_elm basic_blank basic_blank_part]{} $ ","explain":"$\\triangle FGH = \\triangle IKL $ suy ra $\\triangle HGF = \\triangle LKI $"}]}]},"correct":"","level":"1","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:23:01"},{"id":"1583","post_id":"981","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":[[["KLM"]]],"list":[{"point":5,"width":40,"content":"","type_input":"","ques":"Nh\u00ecn h\u00ecnh v\u1ebd h\u00e3y cho bi\u1ebft: <br\/> $\\triangle NML = \\triangle \\FormInput[40][bl_elm_true basic_elm basic_blank basic_blank_part]{} $ <br\/> (Ch\u00fa \u00fd: Nh\u1eadp th\u1ee9 t\u1ef1 c\u00e1c \u0111\u1ec9nh ph\u1ea3i ch\u00ednh x\u00e1c) <center><img src='img\/H7B10-08.png' \/><\/center> ","explain":"Ta c\u00f3: $\\triangle NML = \\triangle KLM $ "}]}]},"correct":"","level":"1","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:23:01"}]}