Area = p* r2
628 ft2 = pi*r2
divide both sides by pi, which is the coefficient of r2
199.8986 = r2
Take square root each side
14.1 feet = radius
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A circle with a radius of 35 feet has an area of 3,848.45 square feet.
A circle with a radius of 2.00 feet has an area of 12.57 square feet.
The area of a circle with a radius of 4 feet is: 50.27 square feet.
The AREA of a circle that has a radius of 40ft is 5026.54825 square feet
The area of a circle with radius r feet is pi*r*r square feet.
A circle with a radius of 14 feet has an area of 615.75 square feet.
The area of a circle with a radius of 3 feet is: 28.27 square feet.
A circle with a radius of 35 feet has an area of 3,848.45 square feet.
A circle with a radius of 6.8 feet has an area of 145.27 square feet.
A circle with a radius of 2.00 feet has an area of 12.57 square feet.
The area of a circle with a radius of 4 feet is: 50.27 square feet.
A circle with a radius of 30 feet has an area of 2,827.43 square feet.
A circle with a radius of 4.3 feet has an area of 58.09 square feet.
A circle with a radius of 9 feet has an area of 254.47 square feet.
A circle with a radius of 10 feet has an area of 314.16 square feet.
The AREA of a circle that has a radius of 40ft is 5026.54825 square feet
Radius of circle: square root of (64/pi) = 4.5135166683 feet