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7 July, 03:46

Find the lateral surface area, base area of a cone with radius 5 cm and height 16 cm

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  1. 7 July, 06:12
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    Step-by-step explanation:

    lateral area=πrl

    where r=radius,

    l=slant height

    base area=πr²

    slant height l=√ (5²+16²) = √ (25+256) = √281

    lateral area=π*5*√281≈263.31 cm²

    base area=π*5²=25 π≈78.54 cm²
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