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25 April, 17:37

6 is the radius 15 is slant height how do i find surface area of a right cone?

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  1. 25 April, 17:54
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    126π ≈ 395.8

    Step-by-step explanation:

    Including the bottom of the cone, the surface area is:

    A = πr² + πrs

    where r is the radius and s is the slant height.

    A = π (6) ² + π (6) (15)

    A = 36π + 90π

    A = 126π

    A ≈ 395.8
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