Find the volume of the right circular cone with
(i) Radius 6 cm, height 7 cm
(ii) Radius 3.5 cm, height 12 cm
(i) Radius (r) = 6 cm
Height (h) = 7 cm
Volume = 
r2h
= 
* 
* 6 * 6 * 7
= 12 * 22
= 264 cm3
(ii) Radius (r) = 3.5 cm
Height (h) = 12 cm
Volume = 
r2h
= 
* 
* 3.5 * 3.5 * 12
= 154 cm3
15