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    Question

    The circumference of a circle is 44 cm and the length of

    the rectangle is 5 times the radius of the circle. Find the area (in cm2) of the rectangle, if the ratio of length and the breadth of the rectangle is 7:8, respectively.
    A 1400 Correct Answer Incorrect Answer
    B 1200 Correct Answer Incorrect Answer
    C 1300 Correct Answer Incorrect Answer
    D 1320 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Let the radius of the circle = тАШrтАЩ cm Circumference of the circle = 2╧Аr 44 = 2 ├Ч (22/7) ├Ч r r = 7 Radius of the circle = 7 cm Length of the rectangle = 7 ├Ч 5 = 35 cm Breadth of the rectangle = (35/7) ├Ч 8 = 40 cm Area of the rectangle = 40 ├Ч 35 = 1400 cm2

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