2.
已知:如图,E是正方形ABCD的对角线BD上的点,连接AE、CE.
(1)求证:AE=CE;
(2)若将△ABE沿AB翻折后得到△ABF,当点E在BD的何处时,四边形AFBE是正方形?请证明你的结论.
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(1)求证:AE=CE;
(2)若将△ABE沿AB翻折后得到△ABF,当点E在BD的何处时,四边形AFBE是正方形?请证明你的结论.