网址:http://m.1010jiajiao.com/timu_id_768177[举报]
如图,Rt△ABC中,AB⊥AC,AD⊥BC,平分∠ABC,交AD于E,EF∥AC,下列结论一定成立的是
A.AB=BF
B.AE=ED
C.AD=DC
D.∠ABE=∠DFE,