• 已知二面角α―ΑΒ―β为600,在平面β内有一点P,它到棱AB的距离为2,则点P到平面α的距离为 :middle;" src="http://tikucommon-zs.oss-cn-beijing.aliyuncs.com/tiku/source/image/12320/swd00474377.gif">试题及答案-填空题-云返教育

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      已知二面角α―ΑΒ―β为600,在平面β内有一点P,它到棱AB的距离为2,则点P到平面α的距离为         :middle;" src='http://tikucommon-zs.oss-cn-beijing.aliyuncs.com/tiku/source/image/12320/swd00474377.gif'>

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