如图,AB∥CD,∠DCE=80°,则∠BEF= [ ] A.120°B.110°C.100°D.80

如图,AB∥CD,∠DCE=80°,则∠BEF= [ ] A.120°B.110°C.100°D.80°
2025-05-21 02:45:14
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回答1:

C