已知正方形ABCD中,点E在边DC上,DE=4,EC=2,如图所      示,把

已知正方形ABCD中,点E在边DC上,DE=4,EC=2,如图所      示,把线段AE绕点A旋转,使点E落在直线BC上的F处,则F、C两点的距离为        . 

 

答案

2或10

解析:当点F落在线段BC上时,FC=2;  当点F落在CB的延长线上时,FC=10

 

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