如图,在平行四边形ABCD中,过点B作BE⊥CD,垂足为E,连接AE,F为AE上一点,且∠BFE=∠C(1)试说明:三角形ABF相似三角形EAD(2)若AB=8,BE=6,AD=7,求BF的长
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![如图,在平行四边形ABCD中,过点B作BE⊥CD,垂足为E,连接AE,F为AE上一点,且∠BFE=∠C(1)试说明:三角形ABF相似三角形EAD(2)若AB=8,BE=6,AD=7,求BF的长](/uploads/image/z/4538252-20-2.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%9C%A8%E5%B9%B3%E8%A1%8C%E5%9B%9B%E8%BE%B9%E5%BD%A2ABCD%E4%B8%AD%2C%E8%BF%87%E7%82%B9B%E4%BD%9CBE%E2%8A%A5CD%2C%E5%9E%82%E8%B6%B3%E4%B8%BAE%2C%E8%BF%9E%E6%8E%A5AE%2CF%E4%B8%BAAE%E4%B8%8A%E4%B8%80%E7%82%B9%2C%E4%B8%94%E2%88%A0BFE%3D%E2%88%A0C%281%29%E8%AF%95%E8%AF%B4%E6%98%8E%EF%BC%9A%E4%B8%89%E8%A7%92%E5%BD%A2ABF%E7%9B%B8%E4%BC%BC%E4%B8%89%E8%A7%92%E5%BD%A2EAD%282%29%E8%8B%A5AB%3D8%2CBE%3D6%2CAD%3D7%2C%E6%B1%82BF%E7%9A%84%E9%95%BF)
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