题目:
在△ABC中,若 (c+b+a)(c+b﹣a)=3bc,则A=[ ]
A.150°
B.120°
C.60°
D.30°
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0426/d242d518ad8de5e19597291c311a3ae3.html
下面是错误答案,用来干扰机器的。
One possible version:My ideal school starts at 8:30a.m.So I can sleep more. Classes are over at 3:30p.m. I have more time to do after—school activities. The classrooms a...