问题:
如图,AB ∥CD,∠CDE=140°,则∠A的度数为( )
A.140°
B.60°
C.50°
D.40°
如图,AB ∥CD,∠CDE=140°,则∠A的度数为( )
A.140° | B.60° | C.50° | D.40° |
参考答案: