已知:如图,AB=AC,AD=AE,求证△BDO≡△CEO
已知:如图,AB=AC,AD=AE,求证△BDO≡△CEO
如图,已知AD=AE,∠BDO=∠CEO,求证:△ABE≌ACD
已知:如图,AB=AC,AD=AE.求证:△ABE≌△ACD
已知:如图,AB=AC,AE=AD,求证:△ABD≌△ACE.
如图,已知AD/DB=AE/EC,求证 :AD/AB=AE/AC.
已知,如图,AB⊥AC,AB=AC,AD⊥AE,AD=AE.求证:△ABD≌△ACE
如图,已知AB⊥AC,AD⊥AE,AB=AC,AD=AE,求证△EAC≌△DAB
已知:如图,AC/AD=AB/DE=BC/AE.求证AB=AE
已知:如图,在△ABC中,AD平分∠BAC,DE‖AC交AB于点E,求证:AE:AB+AE:AC=1
已知:如图,AB=AD,AC=AE,∠CAE=∠BAD.求证△EAD≌△CAB
如图,已知:AB=AC、AD=AE、∠1=∠2.求证:△ABD≌△ACE.
已知,如图,AB=AC,AD=AE,∠1=∠2.求证:△ABD≌△ACE.