20 cm
30 cm
40 cm
A frustrum is made by removing a small cone from a similar large cone.
The height of the small cone is 20 cm.
The height of the large cone is 40 cm.
The diameter of the base of the large cone is 30 cm.
Work out the volume of the frustrum.
Give your answer correct to 3 significant figures.
Diagram NOT
accurately drawn


20 Cm 30 Cm 40 Cm A Frustrum Is Made By Removing A Small Cone From A Similar Large Cone The Height Of The Small Cone Is 20 Cm The Height Of The Large Cone Is 40 class=