Sum of interior angles of polygon (given number of sides)

Formula

Sum of interior angles of polygon (given number of sides) formula
S
sum of internal angles
n
number of sides

Formula description

The sum of all the internal angles of a simple, closed polygon is (n-2)Pi radians or (n-2)180 degrees, where n is the number of sides.

Calculator (how to use calculator?)

Sum of interior angles of polygon (given number of sides) formula
n
S
Precision

Formula code








References

  1. Wikipedia: Polygon.

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