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A radius (not raduis) of 15 units implies a circumference of 94 units.

Q: What is circumference of a circle if the raduis 15?

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Circumference = 2*pi*radius (not raduis) = 19 cm, approx.

Divide the circumference by 2pi

Radius = circumference/pi

Circumference of a circle: 2 x pi x radius.

to find the raduis of any circle, divde the diameter by 2. in this case, the answer would be 3.50

Related questions

The circumference of a circle, if the radius is 11cm, is about 69.12cm

Circumference = 2*pi*radius (not raduis) = 19 cm, approx.

A circle with a radius of 8 units has a circumference of 50.3 units.

C = about 12.57

Divide the circumference by 2pi

Radius = circumference/pi

Circumference of a circle = 2*pi*radius

Circumference of a circle: 2 x pi x radius.

circumference = 2*pi*9 inches

The circumference is 2*pi*radius (not raduis) and this formula is applicable whether the radius is an integer, a fraction, or even an irrational number.

Circumference=2Pir so 64 is Pixr and the radius is 64/Pi

Circumference = 2*pi*r where pi = 3.14159 (approx) and r is the radius.