如图,已知AB=AD,AC=AE,∠DAB=∠EAC,BE,CD交于P,求证AP平分∠DPE

如图,已知AB=AD,AC=AE,∠DAB=∠EAC,BE,CD交于P,求证:AP平分∠DPE 已知,如图所示,AB=AC,AD=AE,∠DAB=∠CAE,CD与BE相交于P、求证 PA平分∠DPE 15如图,AB=AC,AD=AE.AB、DC相交于M,AC、BE相交于N,∠DAB=∠EAC.求证：AM=AN 如图,已知AC平分∠DAB,CE⊥AB于E,CD=CB,求证=½(AB+AD) 已知:如图AB=AC,AD=AE.AB,DC相交于点M,AC,BE相交于点N,∠DAB=∠EAC.求证:∠D=∠E 如图,AB=AC,AD=AE,CD=BE,求证,角DAB=角EAC 已知:如图,AB=AC,AD=AE,BE、CD交于点G.求证:AG平分角BAC 已知如图：AD∥BC.E是CD的中点.AE平分∠DAB.BE平分∠ABC.求证：AD+BC=AB. 如图,在△ABC外有Rt△ABD和Rt△ACE,∠DAB=∠EAC=90°,AD=AB,AC=AE,CD与BE交于M.& 已知如图,AB=AC,AD=AE,AB、DC相交于点M,AC、BE相交于点N,AP⊥DC于P,AQ⊥BE于Q且∠DAB= 如图,AB∥CD,∠DAB=∠DCB,AE平分∠DAB且交BC于E,CF平分∠DCB且交AD于F.求证：AE∥FC. 如图6,AB=AC,AD=AE,∠DAB=∠EAC,AB、DC相交于点M,AC、BE相交于点N,BE、CD相交于点O,证