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C = (pi)/d

or c = 2(pi)r.

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Q: How do you find perimiter of a circle?
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Related questions

What formula do you use to find the perimiter of a circle?

2 * pi * r


The perimiter of a circle?

circumference


What is the perimiter of a circle if the circumference?

The perimeter of a circle is its circumference


What is the definition of the distance around circle?

the perimiter =D


Is the Area of a circle and circumference of a circle have the same thing?

No,Circumference is like the perimiter and Area is the whole circle.


What is the formula to find the perimiter?

It depends what shape you are trying to find. If it is a circle, use the following:C = DpiCircumference = Diameter x PiTake the diameter of the circle, or twice the radius, and multiply it by pi, which is ~3.14If it is any other shape, just add up the sides if they are given.


What is the perimiter of a semi circle if the radius is 18cm?

The perimeter is pi*r + 2r = 92.6 cm


What is the perimiter of a circle with a diameter of 12cm?

perimeter of a circle = circumference = pi x diameter perimeter = 3.1416 x 12 = 37.7 cm


How do you find the perimiter of a surface?

Add up the sides.


What is the formula to find perimeter of a rectangle?

to find the perimiter you just add up all the sides....Perimiter is the same for every figure.


How do you find perimiter of a rectangle?

Add together the 4 sides


How do you find the area and perimiter of a triangle?

To find the area of a triangle find the base and the height of the triangle. Then multiply the base by the height, then divide by 2. To find the perimiter of a triangle add together the outside edge of the triangle. To find the area of a triangle find the base and the height of the triangle. Then multiply the base by the height, then divide by 2. To find the perimiter of a triangle add together the outside edge of the triangle.