如图,AB⊥AC,AD⊥AE,AB=AC,AD=AE.求证BE⊥CD

如图,AD⊥AE,AB垂直AC,AD=AE,AB=AC,AD⊥AE ,AB=AC,求证：三角形ABD≌三角形ACE 如图,AB⊥AC,AD⊥AE,AB=AC,AD=AE.求证BE⊥CD 如图,AB⊥AC,AD⊥AE,AB=AC,AD=AE.求证BE⊥CD 如图,已知：AB=AE,AC=AD,AC⊥AD,AB⊥AE.求证：ED⊥BC. 如图AB⊥AC,AD⊥AE,AB=AC,AD=AE.求证:△DAC≌三角形EAB 如图,DE//BC,请问AD:AC=AE:AB?AD:AE=AB:AC? 如图.AD⊥AE.AB=AC.BD=CE,问AB与AC的位置关系 ab⊥ac.ad⊥ae .ab=ac .ad=ae .说明 be⊥cd 如图,直角梯形ABCD,CD‖AB,AB=AC,AE⊥AC,且AE=AD,连BE交AC于F,求证：BF=EF. 如图,直角梯形ABCD,CD‖AB,AB=AC,AE⊥AC,且AE=AD,连BE交AC于F,求证：BF=EF. 如图AB=AE,AC=AD,ED=BC,AE⊥AB 求证BC⊥DE 如图,AB‖CD,AD‖BC,AE⊥AB,AF⊥AD,AE=AB,AF=AD,试说明AC=EF 已知,如图,AB⊥AC,AB=AC,AD⊥'AE,AD=AE,求证:(1)BE=CD;(2)BC⊥CD急!帮个忙呗! 如图,AB⊥AC,AD⊥AE,AB=AC,AD=AE,求证:(1)△DAC≌△EAB;(2)BE⊥CD. ,の 如图,AB⊥AC,AD⊥AE,AB=AC,AD=AE,已知△DAC≌△EAB.求证BE⊥CD 如图,在三角形ABC中,AM是中线,其中AB⊥AE,AD⊥AC,且AB=AE,AC=AD,求证'AM⊥DE 初二数学题,如图AB=AC,AD=AE,AB⊥AC,AD⊥AE.求证∠B=∠C,BD=CE 如图,已知AB=AC,AB⊥AC,AD⊥AE且∠ABD=∠ACE,求证AD=AE