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[几何] 正方形中有许多等线段求证平行

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isee posted 2019-11-1 14:10 |Read mode

如图，在朋友圈看到了，没深思，只是觉得同一法构图似乎可行。

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乌贼 posted 2019-12-15 20:31

没细看，先给个链接：tieba.baidu.com/p/6129279656

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2025-7-17 00:48 GMT+8

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