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The area of a circle is 380.13 square feet. What is the length of its radius?

The area of a circle is 380.13 square feet. What is the length of its radius?
asked 153k views
22 votes
The area of a circle is 380.13 square feet. What is the length of its radius?

asked
User Bil
by
7.9k points

1 Answer

9 votes

Explanation:


a = \pi {r}^(2) \\ 380.13 = \pi {r}^(2) \\ {r}^(2) = 121 \\ r = 11

answered
User Phoeagon
by
7.5k points
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