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[几何] 面积最大

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v6mm131 Posted 2018-10-5 16:33 |Read mode

在△ABC中，AM平分\angle BAC 交BC于M，且BM=2,AM=AB-2AC,求△ABC面积的最大值

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kuing Posted 2018-10-6 00:48

你确定没抄错题吗？

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Author| v6mm131 Posted 2018-10-6 13:02

回复 2# kuing

某个群，一个老师贴图发的没抄错设了两个角然后扔了

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kuing Posted 2018-10-6 13:13

哦，那就扔了

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