If an octagon has eight sides, what name is given to something with 9 sides?
Nonogon Regular enneagon Law of Nine Enneagon Enneagram of Process Nonagon Regular nonagon Nine (Enneagram) (Alt. Description) Nine-pointed star 9-gon
regular nonagon nonogon nine enneagram alt description nine pointed star enneagon nonagon law of nine 9 gon regular enneagon enneagram of process
nonagon
WikipediaEntity
Nonagon