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How do you solve a circumference of a circle is 18 pi?

Updated: 12/15/2022

Wiki User

∙ 13y ago

Best Answer

C = 2 x r x pi

Since your circumference is known you can put that into the circumference equation.

18pi = 2 x r x pi

Divide 2 and pi from both sides and you get this

r = 9

your radius of your circle is 9

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∙ 13y ago

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How do solve circumference?

The circumference of a circle is 2*pi*radius or diameter*pi

What is the circumference of an 18 inch circle?

Circumference of a circle: 2*pi*radius or diameter*pi

What is the circumference of a 18 foot diamater circle?

circumference = 18*pi feet

What is the circumference of a circle with a radius of 9cm show circulation?

Circumference of the circle: 2*pi*9 = 18*pi cm

A circle has a circumference of 18 pi so what is the radius of this circle?

If a circle has a circumference of 18pi, the radius is 9.

Related questions

How do solve circumference?

The circumference of a circle is 2*pi*radius or diameter*pi

What is the circumference of an 18 inch circle?

Circumference of a circle: 2*pi*radius or diameter*pi

What is the circumference of a circle with a radius of 18 leave in pi?

Circumference = 36*pi

What is the circumference of a 18 foot diamater circle?

circumference = 18*pi feet

What is the circumference of a circle with a radius of 9cm show circulation?

Circumference of the circle: 2*pi*9 = 18*pi cm

A circle has a circumference of 18 pi so what is the radius of this circle?

If a circle has a circumference of 18pi, the radius is 9.

What is the radius of a circle whose circumference is 36 pi?

The radius of a circle whose circumference is 36 pi (113.1) is: 18 (circumference divided by Pi divided by 2 = radius)

What is the circumference of an 18 diameter circle?

Circumference = pi*diameter So C = pi*18 = 56.5 units (approx).

What is the circumference of a circle with a radius of 18 leave in pi-?

It is: 36*pi

What is the circumference of a circle with a diameter of 18 yards?

The circumference of a circle with a diameter of 18 yards is: 56.55 yards (diameter x Pi = circumference).

What is the diameter of a circle with a 128ft circumference?

Well, isn't that just a happy little question! To find the diameter of a circle, you can use the formula: diameter = circumference / π. So, for a circle with a 128ft circumference, the diameter would be 128 / π ≈ 40.77 feet. Just imagine that circle as a lovely little friend, perfectly round and ready to bring joy to your day!

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