Each exterior angle = 360/number of vertices = 360/9 = 40 degrees.Each interior angle = 180 - exterior angle = 180 - 40 = 140 degrees.
Exterior angle 40 degrees Interior angle 140 degrees
Providing that it is a regular nonagon then each exterior angle measures 40 degrees and each interior angle measures 140 degrees
Each interior angle is 140 degrees. Each exterior angle is 220 degrees.
Each exterior angle: 40 degrees Each interior angle: 140 degrees
Providing it is a regular nonagon: Exterior angle: 40 degrees Interior angle: 140 degrees
The sum of the interior angles of a polygon is 2n-4 Right Angles For a nonagon (2x9)-4 RAs = 14x90°=1260° To find the interior angle of a regular nonagon, divide this by 9 which gives 140° To find the exterior angle, subtract this from 180 and you get 40°. The sum of the exterior angles of a polygon is 360°, so for a regular polygon you can also divide this by the number of sides, which in this case also gives: 360° ÷ 9 = 40°
Interior angle 177.12 degrees Exterior angle 2.88 degrees
Each interior angle measures 140 degrees
40 degrees
Each interior angle measures 140 degrees
Each interior angle measures 140 degrees
Each interior angle of a regular 9 sided nonagon measures 140 degrees