8 pi feet
Chat with our AI personalities
Circumference: 2*pi*4 = 25.133 feet rounded to three decimal places
Yes, 2 ft radius is 4 pi circumference which is about 12-and-a-half feet
C = 25.13 feet A = 50.27 square feet
The circumference of a circle can be found with this formula: Circumference = 2*(radius)*∏ where ∏ can be rounded to 3.14 Plugging in your radius of 4: Circumference = 2*4*∏ = 8*∏ which is around 25.13.
To the nearest hundredth, the circumference of a circle with a radius of 4 is 25.13