A spherical water tower has a diameter of 20 feet. (use the value pi=3.143) Aproximately how many cubic fee of water does it contain when it is 3/4 full?
1
Expert's answer
2012-07-19T09:06:27-0400
The volume of a spherical water tower is
V = 4/3·pi·(D/2)³ = 4/3·pi·(20/2)³ = 4/3·pi·1000 feet³.
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Priti
19.07.12, 08:09
sol: volume of spherical water tower = (4/3)*pi*radius^3 ,where
radius=10 feet = 4190.67 cubic feet now contained water (in cubic
feet) when it is 3/4 full = (3/4) * 4190.67 = 3143 cubic feet
(approx.)
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sol: volume of spherical water tower = (4/3)*pi*radius^3 ,where radius=10 feet = 4190.67 cubic feet now contained water (in cubic feet) when it is 3/4 full = (3/4) * 4190.67 = 3143 cubic feet (approx.)
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