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The formula for working out the circumference of a circle is:

pi (3.14) x diameter

OR

pi (3.14) x 2 x radius

The diameter of a circle is the length of a line that goes right through the middle of the circle and touches on both sides.

The radius of a circle is half of the diameter.

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βˆ™ 12y ago

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Q: How do you work out a circumference of a circle?
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Related questions

How do you work out the diameter if you have the circumference of a circle?

Divide the circumference by 3.14159265 (3.14 for rough approximation) to find the diameter of a circle.


Was does Pi equall?

It is the ratio of the circumference (C) and the diameter (D) of a circle. Using pi and the diameter of a circle, you can work out the circumference.


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The circumference of a circle with a known radius and can calculated using the following formula: C = 2Π(r)


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The circumference of a circle is the perimeter of the circle for a given diamater.


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