It has nine corners (vertices). Whether it is irregular or not is an irrelevance.
A nonagon has nine sides, nine angles and nine corners (vertices).
Nine corners and nine sides.
A irregular nonagon is a polygon that is not a regular polygon.
In a regular nonagon there are 9, if its irregular its dependant.
9
Nine
A nonagon may be regular or irregular.
9. The prefix nona means 9.
a nonagon has nine sides and nine angles and nine corners. It comes from the Latin word 'nonus' meaning nine.
hexagon = 6 sides heptagon = 7 sides octagon = 8 sides nonagon = 9 sides
a nonagon
There are 10 sides : 9 sides and the nonagonal base.