Question

    If the area of a circle is 616 cm², then the

    circumference of the circle is:
    A 22 cm Correct Answer Incorrect Answer
    B 88 cm Correct Answer Incorrect Answer
    C 36 cm Correct Answer Incorrect Answer
    D 11 cm Correct Answer Incorrect Answer

    Solution

    Area of a circle =πr2 616 = 22/7 × r 2 r 2= 28×7 r = 14 cm Therefore the circumference of the circle = 2πr = 2 × 22/7 × 14 = 88 cm

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