(1/2)在几何体P—ABCD中,四边形ABCD 为矩形,PA垂直且平行于平面ABCD,AB=PA=2 ⑴当AD=2时,求证:平...(1/2)在几何体P—ABCD中,四边形ABCD 为矩形,PA垂直且平行于平面ABCD,AB=PA=2⑴当AD=2时,求证:平面PBD垂直
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![(1/2)在几何体P—ABCD中,四边形ABCD 为矩形,PA垂直且平行于平面ABCD,AB=PA=2 ⑴当AD=2时,求证:平...(1/2)在几何体P—ABCD中,四边形ABCD 为矩形,PA垂直且平行于平面ABCD,AB=PA=2⑴当AD=2时,求证:平面PBD垂直](/uploads/image/z/2593948-4-8.jpg?t=%281%2F2%29%E5%9C%A8%E5%87%A0%E4%BD%95%E4%BD%93P%E2%80%94ABCD%E4%B8%AD%2C%E5%9B%9B%E8%BE%B9%E5%BD%A2ABCD+%E4%B8%BA%E7%9F%A9%E5%BD%A2%2CPA%E5%9E%82%E7%9B%B4%E4%B8%94%E5%B9%B3%E8%A1%8C%E4%BA%8E%E5%B9%B3%E9%9D%A2ABCD%2CAB%3DPA%3D2+%E2%91%B4%E5%BD%93AD%3D2%E6%97%B6%2C%E6%B1%82%E8%AF%81%EF%BC%9A%E5%B9%B3...%281%2F2%29%E5%9C%A8%E5%87%A0%E4%BD%95%E4%BD%93P%E2%80%94ABCD%E4%B8%AD%2C%E5%9B%9B%E8%BE%B9%E5%BD%A2ABCD+%E4%B8%BA%E7%9F%A9%E5%BD%A2%2CPA%E5%9E%82%E7%9B%B4%E4%B8%94%E5%B9%B3%E8%A1%8C%E4%BA%8E%E5%B9%B3%E9%9D%A2ABCD%2CAB%3DPA%3D2%E2%91%B4%E5%BD%93AD%3D2%E6%97%B6%2C%E6%B1%82%E8%AF%81%EF%BC%9A%E5%B9%B3%E9%9D%A2PBD%E5%9E%82%E7%9B%B4)
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