一道九年级几何题如图1,2,四边形ABCD是正方形,M是AB延长线上一点,直角三角尺一条直角边经过点D,且直角顶点E在AB边上滑动(点E不与A,B重合),另一条直角边与∠CBM平分线BF相交与点F.如图,当点
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![一道九年级几何题如图1,2,四边形ABCD是正方形,M是AB延长线上一点,直角三角尺一条直角边经过点D,且直角顶点E在AB边上滑动(点E不与A,B重合),另一条直角边与∠CBM平分线BF相交与点F.如图,当点](/uploads/image/z/10884043-19-3.jpg?t=%E4%B8%80%E9%81%93%E4%B9%9D%E5%B9%B4%E7%BA%A7%E5%87%A0%E4%BD%95%E9%A2%98%E5%A6%82%E5%9B%BE1%2C2%2C%E5%9B%9B%E8%BE%B9%E5%BD%A2ABCD%E6%98%AF%E6%AD%A3%E6%96%B9%E5%BD%A2%2CM%E6%98%AFAB%E5%BB%B6%E9%95%BF%E7%BA%BF%E4%B8%8A%E4%B8%80%E7%82%B9%2C%E7%9B%B4%E8%A7%92%E4%B8%89%E8%A7%92%E5%B0%BA%E4%B8%80%E6%9D%A1%E7%9B%B4%E8%A7%92%E8%BE%B9%E7%BB%8F%E8%BF%87%E7%82%B9D%2C%E4%B8%94%E7%9B%B4%E8%A7%92%E9%A1%B6%E7%82%B9E%E5%9C%A8AB%E8%BE%B9%E4%B8%8A%E6%BB%91%E5%8A%A8%EF%BC%88%E7%82%B9E%E4%B8%8D%E4%B8%8EA%2CB%E9%87%8D%E5%90%88%EF%BC%89%2C%E5%8F%A6%E4%B8%80%E6%9D%A1%E7%9B%B4%E8%A7%92%E8%BE%B9%E4%B8%8E%E2%88%A0CBM%E5%B9%B3%E5%88%86%E7%BA%BFBF%E7%9B%B8%E4%BA%A4%E4%B8%8E%E7%82%B9F.%E5%A6%82%E5%9B%BE%2C%E5%BD%93%E7%82%B9)
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