Yes Area of a circle = pi*radius2
The circumference of a circle if the radius is 12 equals about 75.4
If a circle's radius is 2.4 its circumference is: 15.1
The circumference of a circle when the radius is 25 feet equals about 157.08 feet.
The radius is 10.5
Circumference equals the diameter times pi. The diameter is 2 times radius. Radius equals Circumference divided by pi then divided by 2.
The circumference of a circle equals the diameter times pi. The diameter is two times the radius. So a circle with a radius of 6 would have a diameter of 12, and a circumference of 12pi.
It was inititially recognised as the ratio between the radius and circumference of a perfect circle. The radius times "Pi" equals the circumference of a perfect circle.
C = ~55.292 feet.
Pi (3.14) times the radius of a circle squared, equals the circumference of a circle.
The circumference of a circle divided by the radius. (Works on any circle)
The circumference of a circle is calculated by multiplying the diameter of the circle by Pi. Multiply the radius by 2 to find the diameter. The diameter is 125.6. Now multiply it by Pi. (Pi equals 3.14) This makes the circumference of the circle 394.38.