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    Question

    A right triangle with sides 7 cm, 24 cm, and 25 cm is

    revolved about the side of length 24 cm. What is the volume of the solid obtained?
    A 284 π Correct Answer Incorrect Answer
    B 392 π Correct Answer Incorrect Answer
    C 302 π Correct Answer Incorrect Answer
    D 372Ï€ Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    R = 7cm h= 24cm volume of the cone = 1/3 πr2 h = 1/3 π ×49×24 = 392 π cm3

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