Question 201140
A sphere has area 64pie. What is its volume?
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Find the radius.
Area = 4*pi*r^2
64pi = 4pi*r^2
r^2 = 16
r = 4
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V = (4*pi*r^3)/3
V = 256*pi/3 cubic units
PS  It's pi, the Greek letter, not pie, the dessert.