A right triangle with sides 3 cm, 4 cm and 5 cm is rotated the side of 3 cm to form a cone. The volume of the cone so formed is:
A. 20 pi cub.cm
B. 16 pi cub.cm
C. 12 pi cub.cm
D. 15 pi cub.cm
Answer:C
A right triangle with sides 3 cm, 4 cm and 5 cm is rotated the side of 3 cm to form a cone. The volume of the cone so formed is:
A. 20 pi cub.cm B. 16 pi cub.cm C. 12 pi cub.cm D. 15 pi cub.cm