AD是△ABC的角平分线且交BC于D,过点D作DE⊥AB于E,DF⊥AC于F,则下列结论不一定正确的是( )
A.DE=DF | B.BD =CD | C.AE=AF | D.∠ADE=∠ADF |
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AD是△ABC的角平分线且交BC于D,过点D作DE⊥AB于E,DF⊥AC于F,则下列结论不一定正确的是( )
A.DE=DF | B.BD =CD | C.AE=AF | D.∠ADE=∠ADF |