diameter times 3.14159
The formula for the circumference of a circle is pi * diameter or (2 radius.)
It is the formula for finding the circumference of a circle which is the same as 2*pi*radius
PI times the DIAMETER
3.14 to the 2 power
the circumference is two times the radius, or 2r. so if the radius was 3, the circumference would be 6. if the radius was 4, the circumference is 8.
There is no circumference of a cone, but, we only do the circumference of the circle. the formula for the circle is pi times D. D= Diameter
Circumference of a circle = (pi) x (diameter)
Divide the circumference by 2*pi because 2*pi*radius = circumference
It is the formula for finding the circumference of a circle which is the same as 2*pi*radius
The formula for the circumference of a circle is pi * diameter or (2 radius.)
2r+pi r
PI times the DIAMETER
3.14 to the 2 power
Circumference = 2 x pi x radius
4*pi*r2. because surface area is equal to circumference of circle.
Circumference of a circle is (pi * diameter). Area of a circle is (pi * r2).
the circumference is two times the radius, or 2r. so if the radius was 3, the circumference would be 6. if the radius was 4, the circumference is 8.