Question

Sharlene wraps a cylindrical package that has a height of 15 inches and

a radius of 3 inches. What is the package’s surface area?

Answer 1

339.3 cubic inches

Explanation:

SA (cyl) = 2πr² + 2πrh

SA = 2(3²)π + 2(3)(15)π

SA = 18π + 90π

SA = 108π

SA ≈ 339.3 in³