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Earn +20 ptsQ: What is the area of a circle with a radius r 5?
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A circle has radius r what is the formula for the area of the circle?
For a circle or radius r, the area is given by: area = {pi}r2 (ie pi times the radius squared)
Area of a circle with .125 radius?
A circle of radius r has an area of Pi*r*r, where Pi is the constant which is approximately 3.14159.
What is the area of a circle when the radius is 23?
Circle area = (Pai) r 2 where r is the radius. Area = 3.14 x 23 x 23 = 1661.06
What is a circle with a little circle in it called?
An annulus. Area = pi (R2 - r2) when R is radius of larger circle and r is radius of smaller circle.
What is the area of a circle whose radius is 6 cm?
The area of a circle with radius r is pi*r*r where pi = 3.1416 approx. When r = 6 cm, the area is 113.1 sq cm.
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