Question

Where r is the radius of the cylinder and h is the height of the cylinder. Find the surface area when r is 3 inches and h

is 5 inches.
A. 48 in²
B. 80% in²
c. 112 in²
D. 50% in²

Answer 1

48π

Explanation:

→ State the formula for the surface area of a a cylinder

2π × r × h + 2π × r²

→ Substitute in the numbers

2π × 3 × 5 + 2π × 3²

→ Simplify

48π