A solid cone of radius r and height h is placed over a solid cylinder having same base radius and height as that of a cone The total surface area of the combined solid is pie r [root r^2 + h^2 +3r + 2h]. A cylindrical pencil sharpened at one edge is the combination of November 25, 2020 Category: Chapter 13 - Surface Areas and Volumes , Maths , NCERT Class 10 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related