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Find the surface area of the sphere if its radius is 13 inches. Round your answer to nearest hundredth (two decimal places). Use 3.14 to approximate pi.
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18 votes
Find the surface area of the sphere if its radius is 13 inches. Round your answer to

nearest hundredth (two decimal places). Use 3.14 to approximate pi.

User Jacques Amsel
by
8.3k points

2 Answers

8 votes
Formula is A=4 pi r^2
4*3.14*13^2
2122.64
User Anderas
by
8.2k points
10 votes
Formula: (3.14) 13^2
Answer: 530. 66
User Phooji
by
8.1k points
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