如图,平行四边形ABCD的对角线交于点O,OE垂直AC交AD于点E,三角形CDE的周长为12cm,求平行四边形ABCD的周长
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![如图,平行四边形ABCD的对角线交于点O,OE垂直AC交AD于点E,三角形CDE的周长为12cm,求平行四边形ABCD的周长](/uploads/image/z/2752887-39-7.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%B9%B3%E8%A1%8C%E5%9B%9B%E8%BE%B9%E5%BD%A2ABCD%E7%9A%84%E5%AF%B9%E8%A7%92%E7%BA%BF%E4%BA%A4%E4%BA%8E%E7%82%B9O%2COE%E5%9E%82%E7%9B%B4AC%E4%BA%A4AD%E4%BA%8E%E7%82%B9E%2C%E4%B8%89%E8%A7%92%E5%BD%A2CDE%E7%9A%84%E5%91%A8%E9%95%BF%E4%B8%BA12cm%2C%E6%B1%82%E5%B9%B3%E8%A1%8C%E5%9B%9B%E8%BE%B9%E5%BD%A2ABCD%E7%9A%84%E5%91%A8%E9%95%BF)
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