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If a circle is 18 inches in diameter what is the circumference?

Updated: 12/20/2022

Wiki User

∙ 15y ago

Best Answer

The circumference is Pi multiplied by the diameter. In this case, the circumference is 18Pi. We can only approximate this since Pi is an irrational number. The circumference is about 56.55 inches.

Wiki User

∙ 15y ago

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What is the circumference of a circle with a diameter of 18 in.?

The circumference of a circle with a diameter of 18 inches is 56.5 inches.

What is the circumference of a circle if the diameter is 36 inches?

A circle with a radius of 18 inches has a circumference of 113.097 inches.

What is the circumference of a diameter of 18in?

Diameters don't have "circumference." If you want the circumference of a circle with diameter 18 in, then it is just pi*d = 18pi inches.

What is the circumference of a circle with a diameter of 36 inches?

Circumference = 2 x pi x radius = pi x diameter where pi = 3.1416 Diameter = circumference / pi = 36/3.1416 = 11.46

How many square inches in a 18 inch circle?

All depends what you mean by 18 inches, is that the circumference, the diameter or the radius

Related questions

What is the circumference of a circle with a diameter of 18 in.?

The circumference of a circle with a diameter of 18 inches is 56.5 inches.

What is the circumference of a circle that has a diameter of 18 inches?

The circumference of a circle that has a diameter of 18 inches is about 56.55 inches. (C = d x Pi).

If a circle has the a diameter of 18inch what is the circumference?

An 18" diameter circle has a circumference of about 56.5 inches.

What is the circumference of a circle of 18inchis?

The circumference of a circle of 18 inches in diameter is about 56.55 inches.

What is the circumference of a circle if the diameter is 36 inches?

A circle with a radius of 18 inches has a circumference of 113.097 inches.

What is the circumference of a circle with an 18 inch diameter?

The circumference of a circle with an 18-inch diameter is about 56.55 inches. (C = d x Pi)

What is the circumference and diameterof a circle with a radius of 9 inches?

A circle with a radius of 9 inches has a circumference of 56.55 inches and a diameter of 18 inches.

What is the diameter of a circle if the circumference is 18?

The diameter of a circle with a circumference of 18 is: 5.73

What is the Circumference of a 18 inch diameter circle?

Circumference of circle: 18*pi = 56.549 inches rounded up to 3 decimal places

What is the circumference of a diameter of 18in?

Diameters don't have "circumference." If you want the circumference of a circle with diameter 18 in, then it is just pi*d = 18pi inches.

What is the distance around a circle with a diameter of 18 inches?

The distance around a circle is called the circumference. The formula for the circumference of a circle is C = πd, where C is the circumference, d is the diameter, and π is approximately 3.14159. For a circle with a diameter of 18 inches, the circumference would be C = π(18) = 56.5487 inches.

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).

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