Posted by val on Tuesday, December 1, 2009 at 7:29pm.
A spherical water tank has a diameter of 10 feet. How much water does it hold when half full (use 3.14 for , and round to the nearest hundredth)?

geometry  val, Tuesday, December 1, 2009 at 7:32pm
how will i get my answer

geometry  Noether, Tuesday, December 1, 2009 at 7:33pm
The volume of a sphere with radius r is (4/3)(pi*r^3). Use that.

geometry  Reiny, Tuesday, December 1, 2009 at 7:39pm
volume = (4/3)pi(r^3)
so the volume of the full tank = (4/3)pi(5^3
= 523.59878
so half of that volume is 261.79939
to the nearest hundredth, 261.80
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