已知：如图,PM＝PN,∠M等于∠N,.求证：AM＝BN.证明：在△_____和△_____中,∠_____＝∠_____（ ）,_____＝_____（ ）,∠_____＝∠_____（ ）,∴△_____≌△_____（

已知,如图,PM=PN,∠M=∠N,求证AM=BN 已知,如图BD为∠ABC的平分线,AB＝BC,点P在BD上,PM⊥AD于M,PN⊥CD于N,求证PM＝PN. 如图,OD平分∠AOB,在OA、OB边上取OA=OB,PM⊥BD,于M,PN⊥AD于N,求证PM=PN. 如图,OD平分∠AOB,在OA、OB边上取OA=OB,PM⊥BO,于M,PN⊥AD于N求证PM=PN 如图,已知BD是∠ABC的平分线,AB=BC.点D在射线BD上,PM⊥AD于M,PN⊥CD于N.求证PM=PN.拜托有谁做过这题, 已知：如图,BD为∠ABC的平行线,AB=BC,点P在BD上,PM⊥AD于M,PN⊥CD于N.求证：PM=PN. 已知：如图,BD为∠ABC的平行线,AB=BC,点P在BD上,PM⊥AD于M,PN⊥CD于N.求证：PM=PN. 已知：如图,OB,PC分别是△ABC的外角平分线,PM⊥AB,PN⊥AC,点M,N分别为垂足.求证：1.PM=PN 2.PA平分∠MAN. 已知：如图PM=PN,角M=角N,求证：AM=BN 如图,已知∠AOB及两点M、N,请找一点P,使PM=PN,且使点P到∠AOB两边的距离相等. 如图,PB,PC分别是△ABC的外角平分线,PM⊥AB,PN⊥AC,点M,N分别为垂足求证：（1）PM=PN(2)PA平分∠MAN如题 已知：如图,PM＝PN,∠M等于∠N,.求证：AM＝BN.证明：在△_____和△_____中,∠_____＝∠_____（ ）,_____＝_____（ ）,∠_____＝∠_____（ ）,∴△_____≌△_____（ 如图,BD是∠ABC的平分线,AB=BC 点P在BD上.PM⊥AD于M,PN垂直CD于N,证明：PM=PN 如图,BD是∠ABC的角平分线,AB=BC,点P在BD上,PM⊥AD,PN⊥CD,垂足分别M,N.试证明：PM=PN 如图,BD是∠ABC的角平分线,AB=BC,点P在BD上,PM⊥AD与点M,PN⊥CD于点N,求证：PM=PN. 如图,BD是∠ABC的角平分线,AB=BC,点P在BD上,PM⊥AD,PN⊥CD,垂足分别M,N.试证明：PM=PN. 如图,BD是∠ABC的角平分线,AB=BC,点P在BD上,PM⊥AD与点M,PN⊥CD于点N,求证：PM=PN. 如图,BD是∠ABC的平分线,AB=BC,P在BD上,PM⊥AD于M,PN⊥CD于N求证PM=PN