(18-2)*180 = 2880 degrees
583 Degrees are in a 20-Gon
(n-2)180 degrees 180(18)= 1440 degrees 1440/18=80 degrees
3,960°
20 degrees
(18-2)*180 = 2880 degrees
583 Degrees are in a 20-Gon
(18-2)*180 = 2880 degrees
(n-2)180 degrees 180(18)= 1440 degrees 1440/18=80 degrees
3,960°
104
14400
20 degrees
it is normally all obtuse. * * * * * The sum of the interior angles of an n-gon is (n-2)*180 degrees. Since n = 18, the sum is 16*180 degrees. So each angle is 16*180/18 = 160 degrees.
360/18 = 20 degrees
There are 18 sides
Exterior angle = 20 degrees Interior angle = 160 degrees