在△ABC中,a,b,c分别为角A,B,C的对边,如果a,b,c成等差数列,B=30°,△

在△ABC中,a,b,c分别为角A,B,C的对边,如果a,b,c成等差数列,B=30°,△ABC的面积为,那么b=

A.      B.     C.     D.

答案

B

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