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# How do you create a circumference formula?

Updated: 8/19/2019 Wiki User

12y ago

the circumference of a circle is pi time the diameter Wiki User

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Q: How do you create a circumference formula?
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### What is the formula of a circumference?

circumference=r2pi

### Why the formula of circumference of circle always constant?

Because:- circumference/diameter = pi and when the formula is rearranged circumference = pi*diameter

### What is the formula for the circumference of a circle if the diameter is 8.70 m?

The formula for the circumference of a circle is the same, whatever its diameter. Circumference = pi*diameter.

### How do you determine the circumference of a circle if you know the radius?

use the formula pi*diameter = circumference and the formula diameter = 2*radius and combine them 2pi*radius = circumference now you have a formula that you can just plug you numbers into. if you have 3 as your radius, then this is how to find the circumference 2pi*3=circumference 6.28*3=circumference 18.84=circumference

### 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 are the similarities of Circumference Formula and Area Formula?

They both are a formula

### If you have the circumference of a circle what is the diameter?

Formula: diameter = pi / circumference

### Formula of circumference?

Formula of Circumference of a circle: 3.14*Diameter of the circle. You could also do: 3.14*3.14*radius.

### What is the formula for area circumference?

Area = (Circumference)2/(4*pi)

### How do you find the of a circumference of circle in math?

the formula is: circumference= p*diameter

### How do you find the circumference with the pie formula?

circumference = pi multiplied by the diameter

### How do you answer the formula of a circumference?

to find the circumference of a circle you do 2 times3.14timesthe radius