A sphere has a volume of 900 cubic inches. Find its surface area to the nearest whole number. I know how to solve it, but I can'

Question

2 years ago

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A sphere has a volume of 900 cubic inches. Find its surface area to the nearest whole number. I know how to solve it, but I can'

t figure out how to punch it into my calculator. I have searched it and watched videos and its not working. Please Help!!!

Mathematics

1 answer:

Murrr4er [49] · Answer 1 · 2022-06-19T01:36:41+03:00

The volume of the sphere is calculated through the equation,
V = 4πr³/3
Substituting,
900 in³ = 4πr³/3 ; r = 5.99 in

Then, solve for the surface area of the sphere by the equation, SA = 4πr²
SA = 4π(5.99 in)² = 450.80 in²
Thus, in the nearest whole number, SA was calculated to be nearly 451 in².