119. The ratio between the curved surface area and the total surface area of a right circular cylinder is 1:2. Find the ratio between the height and radius of the cylinder. 119. The ratio between the curved surface area and the total surface area of a right circular cylinder is 1:2. Find the ratio between the height and radius of the cylinder. August 10, 2021 Category: Chapter 11 - Mensuration , Maths , NCERT Class 8 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related