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[几何] 半徑為25的圓O,兩條弦AB=30,CD=14,此兩弦交於T點,且此兩弦中點連線段MN=12,求OT

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Zach posted 2024-6-14 15:59 |Read mode
半径为$25$的圆$O$,两条弦$AB=30$,$CD=14$,此两弦交于$T$点,且此两弦中点连线段$MN=12$,求$OT$

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Czhang271828 posted 2024-6-14 18:48
硬算吧. 没找到比此处精简的方法.

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