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What is the formula for finding the circumference of a circle?

Updated: 4/27/2022

Wiki User

∙ 12y ago

Best Answer

The formula for the circumference of a circle is 2πr, or πd.

C = pi x d (pi x diameter)

or:

C = 2 x pi x r (2 times pi times radius)

(Pi or π is approximately 3.1416)

Wiki User

∙ 12y ago

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Continue Learning about Geometry

What is the formula for finding circumferencE when only diameter is given?

Circumference of a circle = (pi) x (diameter)

What is the circumference of a circle with a diameter of 1.5 meters?

The formula for finding the circumference of a circle is:-circumference of a circle = pi * the diameter of circlewhere The value of pi is approximately 3.14thus the circumference = 3.14*1.5 = 4.71 meters

What is the formula of finding the circumference of a sphere?

4*pi*r2. because surface area is equal to circumference of circle.

How do you Find The Perimeter of a Circle With Radius?

this is called finding the circumference. The formula is 2*pie*radius

What is the circumference of a 72 inch circle?

226.08 inches. The formula for finding circumference is pi x diameter. P.S. pi was rounded to 3.14.

Related questions

Formula for finding the circumference of cone?

There is no circumference of a cone, but, we only do the circumference of the circle. the formula for the circle is pi times D. D= Diameter

What is the formula for finding circumference and area of a circle?

Circumference of a circle is (pi * diameter). Area of a circle is (pi * r2).

What is the formula for finding perimeter of a circle?

The formula for the circumference of a circle is pi * diameter or (2 radius.)

What is the formula for finding circumferencE when only diameter is given?

Circumference of a circle = (pi) x (diameter)

What is the formula for finding circumference of a semi-circle?

2r+pi r

What is the formula for finding the circumference of a circle with diameter?

PI times the DIAMETER

What is the formula for finding the radius of a circle when you have the perimeter?

2*pi*radius = perimeter or circumference of a circle radius = circumference/2*pi

What is the formula for finding the radius of a circle when you have the circumference?

Divide the circumference by 2*pi because 2*pi*radius = circumference

What formula is pi d?

It is the formula for finding the circumference of a circle which is the same as 2*pi*radius

What is the circumference of a circle with a diameter of 1.5 meters?

The formula for finding the circumference of a circle is:-circumference of a circle = pi * the diameter of circlewhere The value of pi is approximately 3.14thus the circumference = 3.14*1.5 = 4.71 meters

What is formula for finding the circumference of a circle when you know the radius?

pi x 2r

What is the formula for finding the radius of a circle when you have to find the circumference?

Divide by 3.14 then by 2

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