The circumference of a circle is (pi) x (diameter), or (2 pi) x (radius).
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4.172(pi) metersThe formula for the circumference of a circle is 2r(pi) where r is the radius.
Any circle will work!
A circle can be used for many things in the work place such as a diagram or other chart.
Work it out the circumfrance of a circle is pie x the diameter!
By dividing the diameter by 2 will give the circle's radius. Area of any circle = pi*radius squared.