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[几何] 等轴双曲线的切线是陪位中线 |
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Author|
hbghlyj
Posted 2025-1-7 21:49
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Author|
hbghlyj
Posted 2025-1-7 22:19
中心为AB中点并且经过A、B、C的等轴双曲线 就是AB的中垂线的等角共轭!
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