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14.
DRILLING The volume of a drill bit can be estimated by the formula for a cone, V-hr2, where h is the height of
the bit and r is its radius. Substituting
for h, the volume of the drill bit can be estimated by V=³.
What is the volume of a drill bit with a radius of 3 centimeters?

14 DRILLING The volume of a drill bit can be estimated by the formula for a cone Vhr2 where h is the height of the bit and r is its radius Substituting for h th class=

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