如图,已知E为平行四边形ABCD中DC变的延长线上一点,CE=DC,连接AE交BC、BD于F、G,连接AC交BD于O,连接OF求证:AB=2 OF
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![如图,已知E为平行四边形ABCD中DC变的延长线上一点,CE=DC,连接AE交BC、BD于F、G,连接AC交BD于O,连接OF求证:AB=2 OF](/uploads/image/z/4975174-46-4.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%B7%B2%E7%9F%A5E%E4%B8%BA%E5%B9%B3%E8%A1%8C%E5%9B%9B%E8%BE%B9%E5%BD%A2ABCD%E4%B8%ADDC%E5%8F%98%E7%9A%84%E5%BB%B6%E9%95%BF%E7%BA%BF%E4%B8%8A%E4%B8%80%E7%82%B9%2CCE%3DDC%2C%E8%BF%9E%E6%8E%A5AE%E4%BA%A4BC%E3%80%81BD%E4%BA%8EF%E3%80%81G%2C%E8%BF%9E%E6%8E%A5AC%E4%BA%A4BD%E4%BA%8EO%2C%E8%BF%9E%E6%8E%A5OF%E6%B1%82%E8%AF%81%EF%BC%9AAB%3D2+OF)
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