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How do you get the circumference when you have the radius?

Updated: 11/2/2022

Wiki User

∙ 13y ago

Best Answer

Multiply 2 times pi (3.14 OR 22/7) times the radius

2(pi)r

Wiki User

∙ 13y ago

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How do you convert basic circumference into radius?

Circumference = 2*pi*radius Radius = Circumference/(2*pi)

What is the formula for finding the circumference with radius?

the circumference is two times the radius, or 2r. so if the radius was 3, the circumference would be 6. if the radius was 4, the circumference is 8.

How do you find a circumference of a circle if the radius is a fraction?

The circumference is 2*pi*radius. It does not matter if the radius is an integer or a fraction.The circumference is 2*pi*radius. It does not matter if the radius is an integer or a fraction.The circumference is 2*pi*radius. It does not matter if the radius is an integer or a fraction.The circumference is 2*pi*radius. It does not matter if the radius is an integer or a fraction.

What is the circumference when the radius is r?

To find the circumference of a circle, use the equation: Circumference = 2*π*radius so when the radius is r, the circumference is 2πr

What is the circumference of a circle with a radius of Cm?

The circumference is twice the radius. In other words, if you know the radius, multiply it by 2 to get the circumference.

Related questions

How do you convert basic circumference into radius?

Circumference = 2*pi*radius Radius = Circumference/(2*pi)

Radius from circumference?

The radius is 1/2 of the circumference.

What is the formula for finding the circumference with radius?

the circumference is two times the radius, or 2r. so if the radius was 3, the circumference would be 6. if the radius was 4, the circumference is 8.

How do you find a circumference of a circle if the radius is a fraction?

The circumference is 2*pi*radius. It does not matter if the radius is an integer or a fraction.The circumference is 2*pi*radius. It does not matter if the radius is an integer or a fraction.The circumference is 2*pi*radius. It does not matter if the radius is an integer or a fraction.The circumference is 2*pi*radius. It does not matter if the radius is an integer or a fraction.

How do you find radius with only the circumference?

Circumference = 2*pi*radius So Radius = Circumference/(2*pi)

When given radius how do you find the circumference?

Circumference = 2 * radius * pi (where pi is approx = 3.14159)So Radius = Circumference / (2 * pi)

What is the circumference when the radius is r?

To find the circumference of a circle, use the equation: Circumference = 2*π*radius so when the radius is r, the circumference is 2πr

IF The circumference is 20 what is the radius?

If the circumference is 20 the radius is 3.18

If the circumference is 34.54 what is the radius?

If the circumference is 34.54, the radius is 5.497211734394065.

A circumference is 24 what is the radius?

If the circumference is 24 the radius will be: 3.82

What is the circumference of a circle with a radius of Cm?

The circumference is twice the radius. In other words, if you know the radius, multiply it by 2 to get the circumference.

How do you find the radius if you the the circumference?

Circumference = 2 x Pi x Radius Radius = Circumference / (2 x Pi).

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