utom
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万能v2求助~

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  •   utom · Aug 19, 2010 · 6538 views
    This topic created in 5920 days ago, the information mentioned may be changed or developed.
    已知ABC为三角, 边AB 长度为 w, AB和AC长度相等, BC长度为 n, A坐标(xA, yA), B坐标(xB, yB); 求C坐标(xC, yC)
    7 replies  •  1970-01-01 08:00:00 +08:00
    GordianZ
    GordianZ
    Aug 19, 2010
    1
    画个图用勾股定理都能算出来,就这么点动手能力都没有?
    http://en.wikipedia.org/wiki/Triangulation
    badec
    badec
    Aug 19, 2010
    2
    呃,确实也有数学不好的人.
    utom
    utom
    OP
    Aug 19, 2010
    3
    (xa-xb)²+(ya-yb)²=w²
    (xa-xc)²+(ya-yc)²=w²
    (xb-xc)²+(yb-yc)²=n²

    求xc yc
    utom
    utom
    OP
    Aug 19, 2010
    4
    @GordianZ 确实也有经常不用的人~ 忘了
    lianghai
    lianghai
    Aug 19, 2010
    5
    @utom 你怎么一上来就发这种雷人问题……
    explon
    explon
    Aug 19, 2010
    6
    无聊人士
    jiangxiaolei
    jiangxiaolei
    Aug 19, 2010
    7
    炫耀贴~
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