三角形ABC中,M是边AB的中点,N是边AC上的点,且AN/NC=2,CM与BN相交于点K,若三角形BCK的面积是1,则三角形ABC的面积等于?
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![三角形ABC中,M是边AB的中点,N是边AC上的点,且AN/NC=2,CM与BN相交于点K,若三角形BCK的面积是1,则三角形ABC的面积等于?](/uploads/image/z/2771156-20-6.jpg?t=%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E4%B8%AD%2CM%E6%98%AF%E8%BE%B9AB%E7%9A%84%E4%B8%AD%E7%82%B9%2CN%E6%98%AF%E8%BE%B9AC%E4%B8%8A%E7%9A%84%E7%82%B9%2C%E4%B8%94AN%2FNC%3D2%2CCM%E4%B8%8EBN%E7%9B%B8%E4%BA%A4%E4%BA%8E%E7%82%B9K%2C%E8%8B%A5%E4%B8%89%E8%A7%92%E5%BD%A2BCK%E7%9A%84%E9%9D%A2%E7%A7%AF%E6%98%AF1%2C%E5%88%99%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E7%9A%84%E9%9D%A2%E7%A7%AF%E7%AD%89%E4%BA%8E%3F)
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