如图,AB=DC,AF=DE,CF=BE,∠AFD=∠DEA.求证:AE‖DF.
如图AB=CD AF平行DF CF平行BE 求证AF=DE
如图,已知AB=DC AE=DF .CE=BF 求证:AF=DE
已知如图AB=DC,AE=DF,CE=FB求证AF=DE
如图,已知AB=DC,AE=DF,CE=FB,求证AF=DE
如图,已知AB=DC,AE=DF,CE=BF,求证:AF=DE
已知:如图,AB=DC,AE=DF,CE=FB,求证:AF=DE
如图,AB//DC,点E、F在BD上,BE=DF.求证:AE//CF
已知:如图,点E,F在BC上,AB=DC,AF=DE,BE=CF,BE=CF.求证:∠B=∠C
如图,己知AB//DC,且AB=CD,BF=DE,求证:AE//CF,AF//CE.
如图,D是AE上的一点,B是CF上的一点,AD=BC,AB=DC,DE=BF.求证BE=DF
如图,AB=DC,DE=BF,AE=CF.求证:DC∥AB
如图,已知AB平行DC,AB=DC,AE=CF,求证:BF=DE