如图,在Rt△ABC中,∠ACB=90°,AB=4cm,AC=3cm,AD⊥BC,垂足为点D,把一块三角尺的直角顶点放在D处,并绕D点旋转,并使两条直角边分别交边BA,CA于点E,F.1,求证AF比BE=AC比AB,2,当三角尺绕D点旋转是,△ADE能否成
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![如图,在Rt△ABC中,∠ACB=90°,AB=4cm,AC=3cm,AD⊥BC,垂足为点D,把一块三角尺的直角顶点放在D处,并绕D点旋转,并使两条直角边分别交边BA,CA于点E,F.1,求证AF比BE=AC比AB,2,当三角尺绕D点旋转是,△ADE能否成](/uploads/image/z/7008391-55-1.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%9C%A8Rt%E2%96%B3ABC%E4%B8%AD%2C%E2%88%A0ACB%3D90%C2%B0%2CAB%3D4cm%2CAC%3D3cm%2CAD%E2%8A%A5BC%2C%E5%9E%82%E8%B6%B3%E4%B8%BA%E7%82%B9D%2C%E6%8A%8A%E4%B8%80%E5%9D%97%E4%B8%89%E8%A7%92%E5%B0%BA%E7%9A%84%E7%9B%B4%E8%A7%92%E9%A1%B6%E7%82%B9%E6%94%BE%E5%9C%A8D%E5%A4%84%2C%E5%B9%B6%E7%BB%95D%E7%82%B9%E6%97%8B%E8%BD%AC%2C%E5%B9%B6%E4%BD%BF%E4%B8%A4%E6%9D%A1%E7%9B%B4%E8%A7%92%E8%BE%B9%E5%88%86%E5%88%AB%E4%BA%A4%E8%BE%B9BA%2CCA%E4%BA%8E%E7%82%B9E%2CF.1%2C%E6%B1%82%E8%AF%81AF%E6%AF%94BE%3DAC%E6%AF%94AB%2C2%2C%E5%BD%93%E4%B8%89%E8%A7%92%E5%B0%BA%E7%BB%95D%E7%82%B9%E6%97%8B%E8%BD%AC%E6%98%AF%2C%E2%96%B3ADE%E8%83%BD%E5%90%A6%E6%88%90)
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