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[几何] 尺规作图72度角

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yh_ Post time 2023-11-10 00:18 |Read mode

尺规作图怎么画72度角，再复杂都想知道，谢谢大佬们了

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业余的业余

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业余的业余 Post time 2023-11-10 00:36

toutiao.com/article/7037468006645056031/?wid=1699547615939

360/5=72.

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