The sum of the interior angles of a polygon with n sides is (n-2)*180 degrees
The sum of the exterior angles of a polygon is 360 degrees, however many sides it has.
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(number of sides - 2)*180 = total sum of interior angles
No, any polygon.
The sum of the interior angles is (n-2)*180 degrees.
The sum of one angle is simply the measure of that angle.
the angle sum of a pentagon is 540.