Circumference
Subject undefined
Pronunciation: cir•CUM•fer•ence
Definition
the perimeter of a circle is called its circumference. It is found by multiplying the diameter of the circle by 
(
or 
where r is the radius)
Example
Making algebra encyclopedically accessible
Subject undefined
Pronunciation: cir•CUM•fer•ence
Definition
the perimeter of a circle is called its circumference. It is found by multiplying the diameter of the circle by (or where r is the radius)
Example