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Find the exact circumference of a circle with the given radius. 3¼ inches C = 6.25 in. 6.5 in. 23.25 in.
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3 votes
Find the exact circumference of a circle with the given radius. 3¼ inches C = 6.25 in. 6.5 in. 23.25 in.

User Select
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2 Answers

3 votes
Answer: 6.25π in

Step-by-step explanation:


\textnormal {Circumference =} 2\pi (3.25) = 6.5 \pi \textnormal{ in}
User Emirhan Selim Uzun
by
6.1k points
4 votes
Hello!

To find the circumference of a circle you use the equation


C = 2 \pi r

C is circumference
r is radius

Put in the values we know


C = 2 *\pi *3 (1)/(4)

Multiply the 2 and the 3 1/4


C = 6.5 \pi

The answer is
C = 6.5 \pi

Hope this helps!
User Sergio Martinez
by
5.8k points
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