The radius of a giant beach ball is 18 inches. What is its surface area?

asked Sep 10, 2022 168k views

4 votes

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4 votes

Answer:

4071.5 in^2

Explanation:

The surface area of a sphere of radius r is A = 4πr²

In this case, with r = 18 in, A = 4π(18 in)² = 4071.5 in²

Sofia answered Sep 16, 2022

by Sofia

8.2k points

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