问题描述:
数学三角形初中证明题,急!
如图,在△ABC中,∠BAC=90°,AB=AC,点D是AB的中点,连接CD,过B作BE⊥CD交CD的延长线于点E,连接AE,过A作AF⊥AE交CD于点F(1)若AE=5,求EF:(2)求证:CD=2BE+D
如图,在△ABC中,∠BAC=90°,AB=AC,点D是AB的中点,连接CD,过B作BE⊥CD交CD的延长线于点E,连接AE,过A作AF⊥AE交CD于点F(1)若AE=5,求EF:(2)求证:CD=2BE+D
(2)求证:CD=2BE+DE
问题解答:
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