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    Question

    Find the circumference and area of a circle of radius 7

    cm. Take π = 22/7.
    A 254 cm² Correct Answer Incorrect Answer
    B 150 cm² Correct Answer Incorrect Answer
    C 154 cm² Correct Answer Incorrect Answer
    D 124 cm² Correct Answer Incorrect Answer

    Solution

    Circumference = 2πr = 2 × (22/7) × 7 = 44 cm Area = πr² = (22/7) × 7 × 7 = 154 cm².

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