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19-05-2016
Mathematics

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What is the volume of a ball that has a diameter of 9 inches? Round to the nearest whole number

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19-05-2016

ball=sphere
Vsphere=pir^3
d/2=r
d=9
9/2=4.5=r
V=pi4.5^3
V=pi91.125
aprox pi=3.141592
V=286.227
round
V=286 in^3

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