Circumference: The perimeter of a circle
I am just going to substitued & for the pi symbol.
C stands for circumference
The formulas you can use if you are given either the radius or diameter.
C=&d (d stands for diameter)
or
C=2&r (r stands for radius)
Since & is irrational, the number we use to calculate circumference is rounded to 3.14 or 22/7.
So if the radius to a problem was 10, the formula would be...
C=2(3.14 or 22/7)(10)
A circumference is 4
No. It is circumference/(2*pi)No. It is circumference/(2*pi)No. It is circumference/(2*pi)No. It is circumference/(2*pi)
The circumference of Betelgeuse is about 1180 times the circumference of our sun.
circumference=pi circumference=pi circumference=pi
Circumference = 2pi*r Circumference = 86pi
circumference=r2pi
circumference = 24.5
circumference of the tire.
Circumference = 12Diameter = Circumference/piRadius = Diameter/2 = circumference/(2 pi) = 1.9099 (rounded)
25.13 feet is the circumference. (diameter x pi = circumference).
The circumference is the distance around a closed curve. Circumference is a special perimeter.
circumference = pi*diameter or pi = circumference/diameter