3 years ago

The surface area of a cylinder with a height of 4 inches and a base radius of 1 inch is approximately 31.4 inches squared.

1 answer:

Nutka1998 [239]3 years ago

5 0

True!

The surface area of a cylinder is:
SA = 2πr² + 2πrh
r = 1 in
h = 4 in
π = 3.14

SA = 2 * 3.14 * 1² + 2 * 3.14 * 1 * 4
= 6.28 + 25.12
= 31.4 in²

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