Question: what do you call a 9 sided polygon
Answer: List of n - gon names Sides Names monogon henagon digon trigon triangle tetragon quadrilateral 5 pentagon 6 hexagon 7 heptagon septagon 8 octagon 9 enneagon nonagon 10 decagon 11 hendecagon undecagon 12 dodecagon 13 trisdecagon tridecagon 14 tetradecagon 15 pentadecagon pentedecagon 16 hexadecagon hexdecagon 17 heptadecagon 18 octadecagon 19 enneadecagon 20 icosagon 21 icosikaihenagon icosihenagon icosaisagon 22 icosikaidigon icosidigon icosadigon 23 icosikaitrigon icositrigon icosatrigon 24 icosikaitetragon icositetragon icosatetragon 25 icosikaipentagon icosipentagon icosapentagon 26 icosikaihexagon icosihexagon icosahexagon 27 icosikaiheptagon icosiheptagon icosahep