The total surface area of a frustum of a frustum cone is 450m2. The diameter of the top cone is 2 m and the bottom cone is 5 m. What is the curved surface area of the frustum cone?(a) 410.25m2(b) 428.25m2(c) 420.32m2(d) 430.02m2

Harshit Singh , 2 Years ago

Grade 12th pass