3 years ago

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

2 answers:

8 0

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

</span>

hjlf3 years ago

8 0

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

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