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[几何] 求所有满足条件的动点位置,及两个三角形面积的比值

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lrh2006 posted 2019-8-19 17:47 |Read mode
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请教第(2)问的第二小题和第(3)问,需要有求解过程,用初中生能看懂的方法哟,谢谢大家!

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original poster lrh2006 posted 2019-8-19 22:52
大佬们都没有兴趣做一下么?第二题知道P有四种情况,但是BP长度算不出了,不知道GE//OB干嘛用?第三题能提供个方向吗?谢谢谢谢啦

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kuing posted 2019-8-19 23:05
回复 2# lrh2006

不好意思,对这种小问特别多的初中大题实在是看都不想看……

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original poster lrh2006 posted 2019-8-19 23:10
回复 3# kuing


    KK看一下嘛,前面的小题不用管它,和后面问题没关系的,方法不要太高级就好,谢谢你呐

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