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abby1919
 3 years ago
a sphere has volume 36 pi ft^3. what is its total area?
a.72 pi ft^3
b.18 pi ft^3
c.36 pi ft^3
d. 32/3 pi ft^3
abby1919
 3 years ago
a sphere has volume 36 pi ft^3. what is its total area? a.72 pi ft^3 b.18 pi ft^3 c.36 pi ft^3 d. 32/3 pi ft^3

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geoffb
 3 years ago
Best ResponseYou've already chosen the best response.0Area is in unitssquared (i.e., \(\text{ft}^{2}\)), so they're all wrong.

cherio12
 3 years ago
Best ResponseYou've already chosen the best response.0geoff is right... but the volume of a sphere is 4/3pir^3 so 4/3pir^3 =36pi Solve for r r=3 Area of a sphere ..hmm sorry dont remember formula all i can think of is pir^2 but thats a circle

geoffb
 3 years ago
Best ResponseYou've already chosen the best response.0Area of a sphere is \(4 \pi r^2\).
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