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3 years ago

10

The cone shown has a radius of 5 inches and a slant height of 8 inches. Rounded to the nearest whole number, what is the total s

urface area? Use 3.14 to approximate pi.

1 answer:

OverLord2011 [107]3 years ago

3 0

The formula for surface area of a cone is $\pi r^{2} + \pi rl$ so first we plug in our numbers. 3.14*(5*5)+ 3.14*5*8
78.539+ 125.663= 204.2

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