题目内容
如图,AB∥ED,∠B+∠C+∠D=( )
A.180° B.360° C.540° D.270°
B
解析:略
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如图,AB∥ED,∠B+∠C+∠D=( )

| A.180° | B.360° | C.540° | D.270° |
题目内容
如图,AB∥ED,∠B+∠C+∠D=( )
A.180° B.360° C.540° D.270°
B
解析:略
| A.180° | B.360° | C.540° | D.270° |