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valkas [14]
3 years ago
11

Find the slant height of a cone with surface area 282.74 ft2 and diameter 10 ft.

Mathematics
1 answer:
ELEN [110]3 years ago
5 0

The formula for the surface area of cone is:

Surface Area of Cone = π * r * l + π * r^2               , where l = slant height

Substituting the given values:

282.74 ft^2 = 3.14 * 5 ft * l + 3.14 * (5 ft)^2

<span>l = 13 ft</span>

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