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4130 Chromoly Chrome Moly Tubing

 
 CIRCUMFERENCE OF A CIRCLE

C = π r ²

Where 'C' is the circumference of a circle, 'r' is the radius, and is π = 3.14.
When measured, the radius (r) of the circle is 5":

C = 3.14 x 5²
C = 3.14 x (5 x 5)
C
= 3.14 x 25
C = 78.5

The circumference of the circle is 78.5 "




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