Question

Find the surface area of the cylinder. Use 3.14 for pi. Do not round the answer.

Question 1 options:

561


453.25


471


254.12

Answer 1

C) 471

Explanation:

Surface area for a cylinder formula:

SA = 2πrh + 2πr²

Given:

r = 5

h = 10

Work:

SA = 2πrh + 2πr²

SA = 2(3.14)(5)(10) + 2(3.14)(5²)

SA = 314 + 2(3.14)(25)

SA = 314 + 157

SA = 471