50分!已知:如图在矩形ABCD中E是BC上一点,且BE/EC=4,AE⊥DF已知:如图在矩形ABCD中E是BC上一点,且BE/EC=4,AE⊥DF (1)找出图中所有相似三角形 (2)求证AB/BC的值
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![50分!已知:如图在矩形ABCD中E是BC上一点,且BE/EC=4,AE⊥DF已知:如图在矩形ABCD中E是BC上一点,且BE/EC=4,AE⊥DF (1)找出图中所有相似三角形 (2)求证AB/BC的值](/uploads/image/z/1352578-58-8.jpg?t=50%E5%88%86%21%E5%B7%B2%E7%9F%A5%EF%BC%9A%E5%A6%82%E5%9B%BE%E5%9C%A8%E7%9F%A9%E5%BD%A2ABCD%E4%B8%ADE%E6%98%AFBC%E4%B8%8A%E4%B8%80%E7%82%B9%2C%E4%B8%94BE%2FEC%3D4%2CAE%E2%8A%A5DF%E5%B7%B2%E7%9F%A5%EF%BC%9A%E5%A6%82%E5%9B%BE%E5%9C%A8%E7%9F%A9%E5%BD%A2ABCD%E4%B8%ADE%E6%98%AFBC%E4%B8%8A%E4%B8%80%E7%82%B9%2C%E4%B8%94BE%2FEC%3D4%2CAE%E2%8A%A5DF+%EF%BC%881%EF%BC%89%E6%89%BE%E5%87%BA%E5%9B%BE%E4%B8%AD%E6%89%80%E6%9C%89%E7%9B%B8%E4%BC%BC%E4%B8%89%E8%A7%92%E5%BD%A2+%EF%BC%882%29%E6%B1%82%E8%AF%81AB%2FBC%E7%9A%84%E5%80%BC)
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