Question

Curved suface area of a cone is 550 cm and its height is 24 cm. Find its volume

Answer 1

pi r l = curved surface area =550 cm

22/7 x r x l=550 cm

r x l=550 x 7/22=25 x 7 =175

1/3 pi r^2 h

1/3 x 22/7 x 175 square x 24

22/21 x 175 square x 24

31076 x 24 = 745824