How can you calculate the circumference if you know the circle’s radius? Write a formula please.

asked Feb 13, 2019 210k views

2 votes

by Dario

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3 votes

You can find this by using this formula.
R= C/ (pi×2) or C=2
$\pi$ r

Charmelle answered Feb 15, 2019

7.5k points

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2 votes

C=2πR
C equals the circumference of the circle, while π is 3.14 and R is the radius. them multiply that by 2

Frahm answered Feb 18, 2019

by Frahm

8.2k points

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