SOLUTION: find the volume of a frustum of a cone with bases of radii 5cm and 19cm. The height of this frustum is 6cm.
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Question 163915: find the volume of a frustum of a cone with bases of radii 5cm and 19cm. The height of this frustum is 6cm.
Answer by orca(409) (Show Source): You can put this solution on YOUR website!
Let h be the height, R the radius of the lower base, and r the radius of the upper base,then its volume is:
Substituting
R = 19
r = 5
h = 6
into the formula, we have
=
=
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