如图,等腰梯形ABCD中,AB//CD,点E在对角线AC上,且角ADE=角ACD,AB=5,BC=AD=根号10,如图,等腰梯形ABCD中,AB//CD,点E在对角线AC上,且角ADE=角ACD,AB=5,BC=AD=根号10,CD=3.1)求证三角形CDE相似与三角形ABC 2)求三角
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![如图,等腰梯形ABCD中,AB//CD,点E在对角线AC上,且角ADE=角ACD,AB=5,BC=AD=根号10,如图,等腰梯形ABCD中,AB//CD,点E在对角线AC上,且角ADE=角ACD,AB=5,BC=AD=根号10,CD=3.1)求证三角形CDE相似与三角形ABC 2)求三角](/uploads/image/z/2391157-37-7.jpg?t=%E5%A6%82%E5%9B%BE%2C%E7%AD%89%E8%85%B0%E6%A2%AF%E5%BD%A2ABCD%E4%B8%AD%2CAB%2F%2FCD%2C%E7%82%B9E%E5%9C%A8%E5%AF%B9%E8%A7%92%E7%BA%BFAC%E4%B8%8A%2C%E4%B8%94%E8%A7%92ADE%3D%E8%A7%92ACD%2CAB%3D5%2CBC%3DAD%3D%E6%A0%B9%E5%8F%B710%2C%E5%A6%82%E5%9B%BE%2C%E7%AD%89%E8%85%B0%E6%A2%AF%E5%BD%A2ABCD%E4%B8%AD%2CAB%2F%2FCD%2C%E7%82%B9E%E5%9C%A8%E5%AF%B9%E8%A7%92%E7%BA%BFAC%E4%B8%8A%2C%E4%B8%94%E8%A7%92ADE%3D%E8%A7%92ACD%2CAB%3D5%2CBC%3DAD%3D%E6%A0%B9%E5%8F%B710%2CCD%3D3.1%EF%BC%89%E6%B1%82%E8%AF%81%E4%B8%89%E8%A7%92%E5%BD%A2CDE%E7%9B%B8%E4%BC%BC%E4%B8%8E%E4%B8%89%E8%A7%92%E5%BD%A2ABC+2%EF%BC%89%E6%B1%82%E4%B8%89%E8%A7%92)
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