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[几何] 有两条边及一个角的角平分线对应相等

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hbghlyj posted 2020-1-27 18:29 |Read mode

有两条边及一个角的角平分线对应相等的两个三角形全等
角平分线长公式是一种做法。有无纯几何做法

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2025-7-23 14:28 GMT+8

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