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If the radius of a circle doubles, the circumference doubles, and so does the diameter.

Q: What happens to the circumference of a circle when the radius doubles?

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The circumference also doubles.

Doubling the radius doubles the circumference.

The circumference of a circle increases with an increase in the radius as it is directly proportional its radius.

It splits

The circumference is directly proportional to the radius. So increasing the radius by 50% causes the circumference to also increase by 50%.

Related questions

The circumference also doubles.

The circumference also doubles.

Doubling the radius doubles the circumference.

The circumference of a circle increases with an increase in the radius as it is directly proportional its radius.

The circumference also doubles or trebles. The circumference is directly proportional to the radius, with the constant of proportionality = 2*pi.

It gets bigger.

It splits

The circumference is directly proportional to the radius. So increasing the radius by 50% causes the circumference to also increase by 50%.

The circumference of circle with radius 12cm is 75.4cm

The circumference of a circle if the radius is 29 is about 182.21

The circumference of a circle with a radius of 11 is: 69.12

The circumference of a circle that has a radius of 3.2cm is: 20.1cm