A right circular cone has vertical height and slant height .
MATHEMATICS · Multi-part · CBSE · Mathematics · Surface Areas and Volumes · Surface Areas and Volumes
Problem
A right circular cone has vertical height 12cm and slant height 13cm.
(i) Find the radius of its base.
(ii) Calculate the curved (lateral) surface area of the cone.
(iii) Determine the volume of the cone.
(iv) Find the total surface area of the cone. (Leave π in your answers or give values correct to two decimal places.)