Question

Industrial chemicals are stored in 55-gallon drums. The radius of the drum is 12 inches, and the height is 32 inches. Determine the surface area of the drum.

Answer 1

The surface area is 3317.52 inch^2

Explanation:

The drum is in the shape of a cylinder, therefore..

Area of the drum

=2πrh+2πr^2

=2*π*12*32+2·π*12^2

= 3317.52 inch^2