已知平面α∥平面β,A,C∈α,B,D∈β,点E,F分别在线段AB,CD上,且AE/EB=CF/FD,已知平面α∥平面β,A,C∈α,B,D∈β,点E,F分别在线段AB,CD上,且AE/EB=CF/FD,求证:EF平行β,不用画图,直接谢过程就行,辅助线咋连
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/17 18:37:55
![已知平面α∥平面β,A,C∈α,B,D∈β,点E,F分别在线段AB,CD上,且AE/EB=CF/FD,已知平面α∥平面β,A,C∈α,B,D∈β,点E,F分别在线段AB,CD上,且AE/EB=CF/FD,求证:EF平行β,不用画图,直接谢过程就行,辅助线咋连](/uploads/image/z/3276898-34-8.jpg?t=%E5%B7%B2%E7%9F%A5%E5%B9%B3%E9%9D%A2%CE%B1%E2%88%A5%E5%B9%B3%E9%9D%A2%CE%B2%2CA%2CC%E2%88%88%CE%B1%2CB%2CD%E2%88%88%CE%B2%2C%E7%82%B9E%2CF%E5%88%86%E5%88%AB%E5%9C%A8%E7%BA%BF%E6%AE%B5AB%2CCD%E4%B8%8A%2C%E4%B8%94AE%2FEB%3DCF%2FFD%2C%E5%B7%B2%E7%9F%A5%E5%B9%B3%E9%9D%A2%CE%B1%E2%88%A5%E5%B9%B3%E9%9D%A2%CE%B2%2CA%2CC%E2%88%88%CE%B1%2CB%2CD%E2%88%88%CE%B2%2C%E7%82%B9E%2CF%E5%88%86%E5%88%AB%E5%9C%A8%E7%BA%BF%E6%AE%B5AB%2CCD%E4%B8%8A%2C%E4%B8%94AE%2FEB%3DCF%2FFD%2C%E6%B1%82%E8%AF%81%EF%BC%9AEF%E5%B9%B3%E8%A1%8C%CE%B2%2C%E4%B8%8D%E7%94%A8%E7%94%BB%E5%9B%BE%2C%E7%9B%B4%E6%8E%A5%E8%B0%A2%E8%BF%87%E7%A8%8B%E5%B0%B1%E8%A1%8C%2C%E8%BE%85%E5%8A%A9%E7%BA%BF%E5%92%8B%E8%BF%9E)
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