D38的知识精选

如图,已知AB∥CD,AD平分∠BAE,∠D=38°,则∠AEC的度数是(  )   A.19°       ...
问题详情:如图,已知AB∥CD,AD平分∠BAE,∠D=38°,则∠AEC的度数是()  A.19°                   B.38°                         C.72°                  ...
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