SOLUTION: Determine the volume of a frustum of a cone if the diameter of the ends are 2 cm and 6 cm and its perpendicular height is 18 cm. Express answers in cubic cm in two decimal places.

Question 1009843: Determine the volume of a frustum of a cone if the diameter of the ends are 2 cm and 6 cm and its perpendicular height is 18 cm. Express answers in cubic cm in two decimal places.
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
The volume of a frustrum is,

where r and R are the two radii.
In this case,

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