A stone pillar is in the shape of a right circular cylinder of radius and height
MATHEMATICS · Subjective · CBSE · Mathematics · Surface Areas and Volumes · Surface Areas and Volumes
Problem
A stone pillar is in the shape of a right circular cylinder of radius 0.3m and height 4m. It is to be painted only on its curved surface at the rate of ₹120 per square metre. Calculate the total cost of painting the pillar (take π=3.14).