如图,已知AB=AE,BC=ED,∠B=∠E,AF平分∠BAE.求证：CF=DF.

如图,已知AB=AE,BC=ED,∠B=∠E,AF平分∠BAE.求证：CF=DF. 已知,如图,ab=ae,bc=ed,∠b=∠e,af⊥cd,垂足为f.求证:cf=df 可画辅助 已知:如图,AB=AE,∠B=∠E,BC=ED,CF=DF.求证：AF⊥CD. 已知,如图,AB=AE,∠B=∠E,BC=ED,CF=DF,求证AF⊥CD 如图,AB=AE,BC=ED,∠B=∠E,AF⊥CD于F.求证CF=DF. 如图,AB=AE,BC=ED,∠B=∠E,AF⊥CD于F.求证：CF=DF 如图,已知AB=AE,BC=ED,∠B=∠E,AF⊥CD,F为垂足,试说明CF=DF. 如图,已知AB=AE,BC=ED,∠B=∠E,AF⊥CD,F为垂足,求证①AC=AD；①CF=DF 如图：已知AB=AE，BC=ED，∠B=∠E，AF⊥CD，F为垂足，求证：①AC=AD； ②CF=DF． 一道数学题0如图,AB=AE,∠ABC＝∠AED,BC=ED,CF=DF,求证：AF⊥CD图在这 如图,已知AB=AE,BC=ED,∠B=∠E,AF⊥CD,点F为垂足.试说明（1）AC=AD（2）CF=DF 如图.已知AB=AE,BC=ED,∠B=∠E,AF⊥CD,垂足为F,试猜想CF与DF的关系,并证明你猜想的结论,