旋转的几道题1、如图,D是等边三角形ABC的边BC上的一点,将△ABD绕点A旋转,使得旋转后点B的对应点为点C.(1)在图中作出旋转后的图形.(2)小明是这样做的:过C作BA的平行线l,在l上取CE=BD,连
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![旋转的几道题1、如图,D是等边三角形ABC的边BC上的一点,将△ABD绕点A旋转,使得旋转后点B的对应点为点C.(1)在图中作出旋转后的图形.(2)小明是这样做的:过C作BA的平行线l,在l上取CE=BD,连](/uploads/image/z/14600623-31-3.jpg?t=%E6%97%8B%E8%BD%AC%E7%9A%84%E5%87%A0%E9%81%93%E9%A2%981%E3%80%81%E5%A6%82%E5%9B%BE%2CD%E6%98%AF%E7%AD%89%E8%BE%B9%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E7%9A%84%E8%BE%B9BC%E4%B8%8A%E7%9A%84%E4%B8%80%E7%82%B9%2C%E5%B0%86%E2%96%B3ABD%E7%BB%95%E7%82%B9A%E6%97%8B%E8%BD%AC%2C%E4%BD%BF%E5%BE%97%E6%97%8B%E8%BD%AC%E5%90%8E%E7%82%B9B%E7%9A%84%E5%AF%B9%E5%BA%94%E7%82%B9%E4%B8%BA%E7%82%B9C.%EF%BC%881%EF%BC%89%E5%9C%A8%E5%9B%BE%E4%B8%AD%E4%BD%9C%E5%87%BA%E6%97%8B%E8%BD%AC%E5%90%8E%E7%9A%84%E5%9B%BE%E5%BD%A2.%EF%BC%882%EF%BC%89%E5%B0%8F%E6%98%8E%E6%98%AF%E8%BF%99%E6%A0%B7%E5%81%9A%E7%9A%84%EF%BC%9A%E8%BF%87C%E4%BD%9CBA%E7%9A%84%E5%B9%B3%E8%A1%8C%E7%BA%BFl%2C%E5%9C%A8l%E4%B8%8A%E5%8F%96CE%3DBD%2C%E8%BF%9E)
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