已知ABCD是矩形,AD=2AB,E,F分别是AB,AC的中点,PA垂直于平面ABCD在棱PA上找一点G使EG//平面PFD并说明理由
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![已知ABCD是矩形,AD=2AB,E,F分别是AB,AC的中点,PA垂直于平面ABCD在棱PA上找一点G使EG//平面PFD并说明理由](/uploads/image/z/8595107-35-7.jpg?t=%E5%B7%B2%E7%9F%A5ABCD%E6%98%AF%E7%9F%A9%E5%BD%A2%2CAD%3D2AB%2CE%2CF%E5%88%86%E5%88%AB%E6%98%AFAB%2CAC%E7%9A%84%E4%B8%AD%E7%82%B9%2CPA%E5%9E%82%E7%9B%B4%E4%BA%8E%E5%B9%B3%E9%9D%A2ABCD%E5%9C%A8%E6%A3%B1PA%E4%B8%8A%E6%89%BE%E4%B8%80%E7%82%B9G%E4%BD%BFEG%2F%2F%E5%B9%B3%E9%9D%A2PFD%E5%B9%B6%E8%AF%B4%E6%98%8E%E7%90%86%E7%94%B1)
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