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A(2,-8)，B(-6,-2)，C(6,-5)，求邊的比?:Realtime

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A(2,-8)，B(-6,-2)，C(6,-5)，求邊的比?

Sep 13th 2014, 10:30

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△ABC中，A(2,8)，B(-6,-2)，C(6,-5)，∠A之內角分角線交BC線段於D，則D坐標? 請能供詳解嗎，謝謝!...

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