find the sum of the measures of the interior angles of 13-gon.
360 degrees
4,140
9000
The sum of the angles is 900 degrees - and the polygon does not need to be convex.
Yes
5040
(number of sides - 2)*180 = sum of interior angles
its 2880 degrees total
3240. Stick it to Iqity.
it equals to 3420 degrees
The sum of a regular polygons exterior angles always = 360