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[几何] 一个棱长不定的棱锥体积

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力工 posted 2019-5-28 16:40 |Read mode
Last edited by hbghlyj 2025-3-9 20:25已知棱锥$S-ABC$的棱$AB=5,AC=4,BC\geqslant 7,SA\leqslant8,SB\leqslant6,SC\leqslant9$,
则棱锥的体积的最大值为?

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kuing posted 2019-5-28 17:01
《撸题集》第 79 页题目 1.2.37,不知是否一样……

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original poster 力工 posted 2019-5-28 20:02
回复 2# kuing
谢谢kuing神!一样的题。

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