The volume of a right circular cone whose radius of the base is 21 cm. is 12936 cm3. Find the curved surface area of the cone.
(Take π = 22/7)
1
2410 cm2
2
2210 cm2
3
2310 cm2
4
2510 cm2
The volume of a right circular cone whose radius of the base is 21 cm. is 12936 cm3. Find the curved surface area of the cone.
(Take π = 22/7)