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22 December, 20:26

Whats the surface area of a cylinder with height of 12in. and the radius is 4in

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  1. 22 December, 23:35
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    401.92 in²

    Step-by-step explanation:

    S. A. = 2πr²+2πrh

    S. A. = 2π4²+2π4·12

    S. A. = 100.48 + 301.44

    S. A. = 401.92 in²
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