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c=TT R

Given the area, the radius = square root (area / Pi).

Given the circumference, the radius = circumf/ 2Pi.

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Q: Formula for finding radius of a circle?
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Related questions

Why do you use the radius in the formula of finding the area of a circle?

Area of circle = pi*(radius)2


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 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 Pi R Squared?

The formula to get the area of a circle ("R" being the radius of the circle). Radius means the distance from the center of the circle to the edge.It means pi times radius squared which is the formula for finding the area of a circle.


What is the formula for finding an area of a circle?

The area of a circle with a known radius can calculated using the following formula where r is the radius : A = Pi(r)2


What is the formula of finding the radius of a rectangle?

Hell are you talking about?!? A radius is a dimension of a circle! A rectangle has no stinking radius!


What is formula ofr finding area of a circle?

Area of a circle = pi*radius squared


Formula for finding the area if you have radius?

Area of a circle = pi*radius2


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 formula of finding the area of a circle?

Pi * R squared, where R is the radius of the circle in question


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


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

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