已知,如图,AB=DC,AF=DE,CF=BE,∠AFD=∠DEA.求证:AE∥DF
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=CD AF平行DF CF平行BE 求证AF=DE
已知:如图,点E,F在BC上,AB=DC,AF=DE,BE=CF,BE=CF.求证:∠B=∠C
如图,已知AB平行DC,AB=DC,AE=CF,求证:BF=DE
如图,AB//DC,点E、F在BD上,BE=DF.求证:AE//CF
1,已知:如图,∠B=∠C=90°,AF=DE,AB=DC.求证:BE=CF.
已知:如图,E,F在BC上,BE=CF,AB=DC,AF=DE,求证:∠B=∠C
已知:如图,点E、F在BC上,BE=CF,AB=DC,∠B=∠C,求证:AF=DE.