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OpenStudy (anonymous):
Find the surface area of a sphere with a radius of 4 inches. Use 3.14 to approximate π. Round answers to the nearest hundredth.
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OpenStudy (smarty):
surface area (a) = 201.0619 unches^2
OpenStudy (anonymous):
I am not sure if this is right but this is what i got 4*3.14*15^2=2826
OpenStudy (smarty):
Did you use 4πr^2?
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