Question

What is the surface area of a cone with a radius of 8 centimeters and a slant height of 12 centimeters? Use three point one four for pi.

five hundred two point four square centimeters

seven hundred fifty-three point six square centimeters

eight hundred three point eight four square centimeters

one thousand four point eight square centimeters

Answer 1

use the formula

SA = pi*r^2 + pi*r*s

r = radius
s = slant height

Answer 2

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