Am 12/9/19 2:39 AM, also sprach Thomas de Groot:
> Given a circle with known radius, what is the length of the arc segment 
> formed between two radii with a known angle?
> 
> if you understand what I mean; that description feels awkward... :-/
> 

Wouldn't it be some fractional part of the circumference?

given degrees angle a=10, angle b=100 radius r=20

length = pi*r*2*(b-a)/360


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dik
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