answersLogoWhite

0


Best Answer

the formula for finding a circumference is pi * r2 or 3.14 times the radius squared SO if you had 20 as the diameter the radius would be 10 times 10 is 100 so an example wouldbe pi * 100=??

User Avatar

Wiki User

13y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: What sis the formula for the circumference of a circle?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

What is the formula for the circumference of a circle from the area?

In order to convert the area of a circle to the circumference of the circle, divide by the radius and multiply by two. The formula for the circumference of a circle is pi times the 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.


What is the formula for cicumfrance?

The formula for the circumference of a circle is C = 2πr, where C is the circumference and r is the radius of the circle.


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


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 the diameter or a circle?

If you are given the radius of the circle, you can use the formula: diameter = 2*radius If you are given the circumference of the circle, you can use the formula: diameter = circumference/pi


How do find the circumference of a circle?

The formula; 2 * Pi * Radius = circumference Will calculate the circumference of a circle.


In the circumference formula for a circle what does 2 get multiplied by?

Circumference of a circle = 2*pi*radius


Why would you use a formula to determine the circumference of a circle?

There is a constant relationship between the radius of a circle and its circumference. This is expressed in a formula.


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

Formula: diameter = pi / circumference


What is the Formula of circumference and area of a circle?

The formula for the circumference of a circle is: radius (x) 3.14 (pi) Area is... Radius2 x 3.14


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).