810 degrees
Each interior angle measures 160 degrees
Exterior angles add up to 360 degrees Interior angles up to 2520 degrees
it is a ten sided and ten angled figure
Each interior angle of a regular 8 sided octagon measures 135 degrees
270 degrees
Each interior angle measures 140 degrees
3240
3240
Each interior angle measures 165.6 degrees
Each interior angle measures 160 degrees
Each interior angle measures 160 degrees
Exterior angles add up to 360 degrees Interior angles up to 2520 degrees
Each interior angle of a regular 9 sided nonagon measures 140 degrees
Each interior angle of a regular 8 sided octagon measures 135 degrees
it is a ten sided and ten angled figure
2160 degrees
2880 degrees