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    Question

    Find total surface area of a cylinder of radius 7 cm and

    height 10 cm. (Ï€ = 22/7)
    A 748 cm² Correct Answer Incorrect Answer
    B 770 cm² Correct Answer Incorrect Answer
    C 665 cm² Correct Answer Incorrect Answer
    D 475 cm² Correct Answer Incorrect Answer

    Solution

    ATQ, TSA = 2πr(r+h) = 2×(22/7)×7×(7+10) = 44×17 = 748 cm²

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