10th Class Mathematics Coordinate Geometry Question Bank Case Based MCQs - Coordinate Geometry

  • question_answer
    The coordinates of centroid of \[\Delta STU\] are

    A) \[\left( \frac{2}{3},\,\frac{7}{3} \right)\]

    B) \[\left( \frac{1}{3},\,\frac{1}{3} \right)\]

    C) \[\left( -\frac{2}{3},\,\frac{7}{3} \right)\]

    D) \[\left( \frac{7}{3},\,\frac{13}{3} \right)\]

    Correct Answer: D

    Solution :

    Coordinates of S, T, and U are as
    \[=S\left( 3,\,6 \right),\,T\left( \frac{7}{2},\,\frac{7}{2} \right)\] and \[U\left( \frac{1}{2},\,\frac{7}{2} \right)\]
    As we know, the centroid of triangle formed by joining the mid-points of sides of given triangle is same as that of the given triangle
    Hence, centroid of \[\Delta STU=\left( \frac{7}{3},\,\frac{13}{3} \right)\]


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