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  1. The radius of a cylindrical vessel is 7cm and height is 3cm. Find the whole surface of the cylinder?
    2. A.
    308 sq cm
    B.
    220 sq cm
    C.
    440 sq cm
    D.
    132 sq cm

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    Answer : Option C

    Explanation :

    r = 7  h = 3

    2Ï€r(h + r) = 2 * 22/7 * 7(10) = 440

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