一道平面几何难题任意四边形ABCD,以各边为底做正方形,各正方形中点相连,得四边形A'B'C'D'.求A'C'垂直且等于B'D'是外接正方形哦 . 都说是任意四边形没图呵呵 .图惨点任意的四边形我画了个普
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![一道平面几何难题任意四边形ABCD,以各边为底做正方形,各正方形中点相连,得四边形A'B'C'D'.求A'C'垂直且等于B'D'是外接正方形哦 . 都说是任意四边形没图呵呵 .图惨点任意的四边形我画了个普](/uploads/image/z/11479929-33-9.jpg?t=%E4%B8%80%E9%81%93%E5%B9%B3%E9%9D%A2%E5%87%A0%E4%BD%95%E9%9A%BE%E9%A2%98%E4%BB%BB%E6%84%8F%E5%9B%9B%E8%BE%B9%E5%BD%A2ABCD%2C%E4%BB%A5%E5%90%84%E8%BE%B9%E4%B8%BA%E5%BA%95%E5%81%9A%E6%AD%A3%E6%96%B9%E5%BD%A2%2C%E5%90%84%E6%AD%A3%E6%96%B9%E5%BD%A2%E4%B8%AD%E7%82%B9%E7%9B%B8%E8%BF%9E%2C%E5%BE%97%E5%9B%9B%E8%BE%B9%E5%BD%A2A%27B%27C%27D%27.%E6%B1%82A%27C%27%E5%9E%82%E7%9B%B4%E4%B8%94%E7%AD%89%E4%BA%8EB%27D%27%E6%98%AF%E5%A4%96%E6%8E%A5%E6%AD%A3%E6%96%B9%E5%BD%A2%E5%93%A6+.+%E9%83%BD%E8%AF%B4%E6%98%AF%E4%BB%BB%E6%84%8F%E5%9B%9B%E8%BE%B9%E5%BD%A2%E6%B2%A1%E5%9B%BE%E5%91%B5%E5%91%B5+.%E5%9B%BE%E6%83%A8%E7%82%B9%E4%BB%BB%E6%84%8F%E7%9A%84%E5%9B%9B%E8%BE%B9%E5%BD%A2%E6%88%91%E7%94%BB%E4%BA%86%E4%B8%AA%E6%99%AE)
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