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HOSTING A TOTAL OF 318 FORMULAS WITH CALCULATORS

Arc Length of Circle

The formula for calculating the arc length of circle in radians, gives us the length of the part of the circumference which is projected from the center by drawing an angle.

We can also alternatively calculate the arc length in degrees by using another formula, which can be found on this site

ar

The values required are : a = angle and r = radius of circle. The value returned will be in radians

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