8th Class Mathematics Mensuration Question Bank Mensuration

  • question_answer
    The perimeter of a circular plot is equal to that of a square plot. What is the ratio of their respective areas?

    A) 13:11                          

    B) 14:11

    C) 15:11                          

    D) 16:11

    Correct Answer: B

    Solution :

    Let 4x be the perimeter of the square, so that its area is\[8cm\times 6cm\]. Circumference\[22\frac{2}{3}sq.cm\] \[25\frac{2}{3}sq.cm\]  \[Rs.3.50c{{m}^{2}}\] \[3722{{m}^{2}}\] Area \[1372{{m}^{2}}\] \[926{{m}^{2}}\] Ratio of area of the circle and the square \[4564{{m}^{2}}\] \[5566.04{{m}^{2}}\] or  \[99909{{m}^{2}}\] \[1320{{m}^{2}}\] or \[1277{{m}^{2}}\]


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