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Find the circumference of a circle with radius of 18 in. Leave your answer in terms of π
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3 votes
Find the circumference of a circle with radius of 18 in. Leave your answer in terms of π

User SIGHUP
by
7.4k points

2 Answers

7 votes
The formula for circumference is 2*pi*r

C = 2*pi*18
C = 36pi
User Daniel Bonetti
by
8.6k points
4 votes
C=2πr
C=2(18)π
C=36π in.
User Demos
by
7.6k points
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