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Circle's circumference = 2*pi*radius or diameter*pi

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Q: How do you find the formula for the circumference of a circle?
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Related questions

How do find the circumference of a circle?

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


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

the formula is: circumference= p*diameter


How do you answer the formula of a circumference?

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


What formula do you use if you know the diameter of a circle and want to find the circumference?

circumference of a circle = pi * diameter.


What is the formula to find circumference when you are given the radius?

To find the circumference of a circle the formula is: 2*pi*radius or diameter*pi


What is the formula to find the circumference of a circle when the diameter is known?

It is NOT a formula but an EQUATION . The answer is C = pi*d This equation has been known for thousands of years. It can also be in the form of C = 2 pi r NB 2r = d Also A = pi r^(2) for the area of a circle.


Who discovered the formula of how to find out the circumference of a circle?

Archimedes


What is the formula to find the circumference of a circle with the raduis given?

Circumference of a circle: 2 x pi x radius.


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

The formula to find the circumference of a circle is C = πd, where d is the diameter. Using this formula, the circumference of a circle with a diameter of 18 in is C = π × 18 = 56.52 in.


What is the formula to find the circumference of a circle with the diameter given?

Circumference = (diameter) multiplied by (pi)


What formula will you use to find the circumference of a circle whose diameter is 2.2h?

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


What is the formula to find the circumference of a circle when the diameter is given?

(pi)D