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如图,将矩形ABCD沿AE折叠,若∠BAD′=30°,则∠AED′ 等于( )
A.30° B.45° C.60° D.75°
如图,将矩形ABCD沿AE折叠,若∠BAD′=30°,则∠AED′ 等于
A.30° B.45° C.60° D.75°