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[几何] 圆的内接四边形的边角性质

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郝酒 Posted at 2014-5-15 12:22:33 |Read mode

如图

有何边角恒等式？

未解决的圆内接四边形.jpg

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其妙 Posted at 2014-5-15 13:18:22

回复 1# 郝酒
又来开放型问题呀

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