如图所示,已知AB =AC,AE=AD,BD=CE,试说明△AEB≌△ADC
如图所示,已知AB =AC,AE=AD,BD=CE,试说明△AEB≌△ADC
如图所示,已知AE=AD,BD=CE,试说明AEB≌ADC
已知AB/AD=AC/AE=BC/DE.试说明AD*CE=BD*AE
如图所示,已知AB=AC,AD=AE,请说明BD=CE
已知AB/AD=AC/AE=BC/DE,试说明AB*CE=AC*BD
点D、E分别是AB、AC上,且AD=AE,∠ADC=∠AEB.求证:BD=CE
如图,已知AB=AC,AD=AE,试说明:BD=CE.
已知:如图5,AE⊥AB,AD⊥AC,BD=CE,BD⊥CE于O,试说明:AE=AB.
已知,如图,AD是△ABC的角平分线,且AB×AC=AD×AE,试说明△AEB∽△ACD.
如图,已知AD=AE,AC=AB.求证:△AEB全等于△ADC.
如图4,在△ADC和△AEB中,已知AD=AE,BD=CE.BE,CD交于点O.若∠A=40°,∠B=30°.求∠ADC
急 已知AB⊥AC,AD⊥AE,AB=AC,AD=AE.求证1)△BAD≌△CAE 2)BD⊥CE