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stira [4]
3 years ago
7

A sphere has a volume of 36π m3. Find the surface area of the sphere.

Mathematics
1 answer:
shusha [124]3 years ago
5 0
V=4/3πr^3
36π=4/3πr^3
3/4(36π)=(4/3πr^3)3/4
27π=πr^3
π(27π)=r^3
27=r^3
square root
r=3
s.a=4πr^2
s.a=4π(3^2)
s.a=4π(9)
s.a=36π
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