This CalcTown calculator calculates the various parameters of a regular polygon.

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Where,

a = length of each side of the polygon

n = no. of sides of the regular polygon

c = central angle

i = interior angle

I = sum of interior angles

R_{i} = in-radius of the regular polygon

R_{c} = circumradius of the regular polygon

P = perimeter of the regular polygon

A = area of the regular polygon