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JEE Main & Advanced Mathematics Rectangular Cartesian Coordinates Question Bank Points related to triangle (Orthocente Circumcentre Incentre), Area of some geometrical figures Collinearity

  • question_answer
    If \[A(4,-3)\], \[B(3,-2)\]and\[C\,(2,\text{ }8)\]are the vertices of a triangle, then its centroid will be   [RPET 1984, 86]

    A) (-3, 3)

    B) (3, 3)

    C) (3, 1)

    D) (1, 3)

    Correct Answer: C

    Solution :

    Let centroid is (x, y), then \[x=\frac{4+3+2}{3}=3\] and\[y=\frac{-3-2+8}{3}=1\].


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