A jumbo crayon is composed of a cylinder with a conical tip. The cylinder is 12 cm tall with a radius of 1.5 cm, and the cone has a slant height of 2 cm and a radius of 1 cm.
The lateral area of the cone is π cm2.:2
To wrap paper around the entire lateral surface of the cylinder, π cm2 of paper is needed.:36
The surface area, including the bottom base of the crayon, is π cm2.:41.5