<Tr> <Td> 8 </Td> <Td> octa - </Td> <Td> 18 </Td> <Td> octakaideca - </Td> <Td> 28 </Td> <Td> icosi - octa - </Td> <Td> 80 </Td> <Td> octaconta - </Td> <Td> 900 </Td> <Td> enneahecta - </Td> </Tr> <Tr> <Td> 9 </Td> <Td> ennea - </Td> <Td> 19 </Td> <Td> enneakaideca - </Td> <Td> 29 </Td> <Td> icosi - ennea - </Td> <Td> 90 </Td> <Td> enneaconta - </Td> <Td> </Td> <Td> </Td> </Tr> <Table> List of n - gon names <Tr> <Th> Sides </Th> <Th_colspan="4"> Names </Th> </Tr> <Tr> <Td> </Td> <Td> monogon </Td> <Td> henagon </Td> </Tr> <Tr> <Td> </Td> <Td> digon </Td> <Td> </Td> </Tr> <Tr> <Td> </Td> <Td> trigon </Td> <Td> triangle </Td> </Tr> <Tr> <Td> </Td> <Td> tetragon </Td> <Td> quadrilateral </Td> </Tr> <Tr> <Td> 5 </Td> <Td> pentagon </Td> <Td> </Td> </Tr> <Tr> <Td> 6 </Td> <Td> hexagon </Td> <Td> </Td> </Tr> <Tr> <Td> 7 </Td> <Td> heptagon </Td> <Td> septagon </Td> </Tr> <Tr> <Td> 8 </Td> <Td> octagon </Td> <Td> </Td> </Tr> <Tr> <Td> 9 </Td> <Td> enneagon </Td> <Td> nonagon </Td> </Tr> <Tr> <Th> 10 </Th> <Th> decagon </Th> <Th> </Th> </Tr> <Tr> <Td> 11 </Td> <Td> hendecagon </Td> <Td> undecagon </Td> </Tr> <Tr> <Td> 12 </Td> <Td> dodecagon </Td> <Td> </Td> </Tr> <Tr> <Td> 13 </Td> <Td> trisdecagon </Td> <Td> tridecagon </Td> </Tr> <Tr> <Td> 14 </Td> <Td> tetradecagon </Td> <Td> </Td> </Tr> <Tr> <Td> 15 </Td> <Td> pentadecagon </Td> <Td> pentedecagon </Td> </Tr> <Tr> <Td> 16 </Td> <Td> hexadecagon </Td> <Td> hexdecagon </Td> </Tr> <Tr> <Td> 17 </Td> <Td> heptadecagon </Td> <Td> </Td> </Tr> <Tr> <Td> 18 </Td> <Td> octadecagon </Td> <Td> </Td> </Tr> <Tr> <Td> 19 </Td> <Td> enneadecagon </Td> <Td> </Td> </Tr> <Tr> <Th> 20 </Th> <Th> icosagon </Th> <Th> </Th> </Tr> <Tr> <Td> 21 </Td> <Td> icosikaihenagon </Td> <Td> icosihenagon </Td> <Td> icosaisagon </Td> </Tr> <Tr> <Td> 22 </Td> <Td> icosikaidigon </Td> <Td> icosidigon </Td> <Td> icosadigon </Td> </Tr> <Tr> <Td> 23 </Td> <Td> icosikaitrigon </Td> <Td> icositrigon </Td> <Td> icosatrigon </Td> </Tr> <Tr> <Td> 24 </Td> <Td> icosikaitetragon </Td> <Td> icositetragon </Td> <Td> icosatetragon </Td> </Tr> <Tr> <Td> 25 </Td> <Td> icosikaipentagon </Td> <Td> icosipentagon </Td> <Td> icosapentagon </Td> </Tr> <Tr> <Td> 26 </Td> <Td> icosikaihexagon </Td> <Td> icosihexagon </Td> <Td> icosahexagon </Td> </Tr> <Tr> <Td> 27 </Td> <Td> icosikaiheptagon </Td> <Td> icosiheptagon </Td> <Td> icosaheptagon </Td> </Tr> <Tr> <Td> 28 </Td> <Td> icosikaioctagon </Td> <Td> icosioctagon </Td> <Td> icosaoctagon </Td> </Tr> <Tr> <Td> 29 </Td> <Td> icosikaienneagon </Td> <Td> icosienneagon </Td> <Td> icosaenneagon </Td> </Tr> <Tr> <Th> 30 </Th> <Th> triacontagon </Th> <Th> </Th> </Tr> <Tr> <Td> 31 </Td> <Td> triacontakaihenagon </Td> <Td> triacontahenagon </Td> <Td> tricontahenagon </Td> <Td> tricontaisagon </Td> </Tr> <Tr> <Td> 32 </Td> <Td> triacontakaidigon </Td> <Td> triacontadigon </Td> <Td> tricontadigon </Td> </Tr> <Tr> <Td> 33 </Td> <Td> triacontakaitrigon </Td> <Td> triacontatrigon </Td> <Td> tricontatrigon </Td> </Tr> <Tr> <Td> 34 </Td> <Td> triacontakaitetragon </Td> <Td> triacontatetragon </Td> <Td> tricontatetragon </Td> </Tr> <Tr> <Td> 35 </Td> <Td> triacontakaipentagon </Td> <Td> triacontapentagon </Td> <Td> tricontapentagon </Td> </Tr> <Tr> <Td> 36 </Td> <Td> triacontakaihexagon </Td> <Td> triacontahexagon </Td> <Td> tricontahexagon </Td> </Tr> <Tr> <Td> 37 </Td> <Td> triacontakaiheptagon </Td> <Td> triacontaheptagon </Td> <Td> tricontaheptagon </Td> </Tr> <Tr> <Td> 38 </Td> <Td> triacontakaioctagon </Td> <Td> triacontaoctagon </Td> <Td> tricontaoctagon </Td> </Tr> <Tr> <Td> 39 </Td> <Td> triacontakaienneagon </Td> <Td> triacontaenneagon </Td> <Td> tricontaenneagon </Td> </Tr> <Tr> <Th> 40 </Th> <Th> tetracontagon </Th> <Th> </Th> <Th> tessaracontagon </Th> </Tr> <Tr> <Td> 41 </Td> <Td> tetracontakaihenagon </Td> <Td> tetracontahenagon </Td> </Tr> <Tr> <Td> 42 </Td> <Td> tetracontakaidigon </Td> <Td> tetracontadigon </Td> </Tr> <Tr> <Td> 43 </Td> <Td> tetracontakaitrigon </Td> <Td> tetracontatrigon </Td> </Tr> <Tr> <Td> 44 </Td> <Td> tetracontakaitetragon </Td> <Td> tetracontatetragon </Td> </Tr> <Tr> <Td> 45 </Td> <Td> tetracontakaipentagon </Td> <Td> tetracontapentagon </Td> </Tr> <Tr> <Td> 46 </Td> <Td> tetracontakaihexagon </Td> <Td> tetracontahexagon </Td> </Tr> <Tr> <Td> 47 </Td> <Td> tetracontakaiheptagon </Td> <Td> tetracontaheptagon </Td> </Tr> <Tr> <Td> 48 </Td> <Td> tetracontakaioctagon </Td> <Td> tetracontaoctagon </Td> </Tr> <Tr> <Td> 49 </Td> <Td> tetracontakaienneagon </Td> <Td> tetracontaenneagon </Td> </Tr> <Tr> <Th> 50 </Th> <Th> pentacontagon </Th> <Th> </Th> <Th> pentecontagon </Th> </Tr> <Tr> <Td> 51 </Td> <Td> pentacontakaihenagon </Td> <Td> pentacontahenagon </Td> <Td> pentecontahenagon </Td> </Tr> <Tr> <Td> 52 </Td> <Td> pentacontakaidigon </Td> <Td> pentacontadigon </Td> <Td> pentecontadigon </Td> </Tr> <Tr> <Td> 53 </Td> <Td> pentacontakaitrigon </Td> <Td> pentacontatrigon </Td> <Td> pentecontatrigon </Td> </Tr> <Tr> <Td> 54 </Td> <Td> pentacontakaitetragon </Td> <Td> pentacontatetragon </Td> <Td> pentecontatetragon </Td> </Tr> <Tr> <Td> 55 </Td> <Td> pentacontakaipentagon </Td> <Td> pentacontapentagon </Td> <Td> pentecontapentagon </Td> </Tr> <Tr> <Td> 56 </Td> <Td> pentacontakaihexagon </Td> <Td> pentacontahexagon </Td> <Td> pentecontahexagon </Td> </Tr> <Tr> <Td> 57 </Td> <Td> pentacontakaiheptagon </Td> <Td> pentacontaheptagon </Td> <Td> pentecontaheptagon </Td> </Tr> <Tr> <Td> 58 </Td> <Td> pentacontakaioctagon </Td> <Td> pentacontaoctagon </Td> <Td> pentecontaoctagon </Td> </Tr> <Tr> <Td> 59 </Td> <Td> pentacontakaienneagon </Td> <Td> pentacontaenneagon </Td> <Td> pentecontaenneagon </Td> </Tr> <Tr> <Th> 60 </Th> <Th> hexacontagon </Th> <Th> </Th> <Th> hexecontagon </Th> </Tr> <Tr> <Td> 61 </Td> <Td> hexacontakaihenagon </Td> <Td> hexacontahenagon </Td> <Td> hexecontahenagon </Td> </Tr> <Tr> <Td> 62 </Td> <Td> hexacontakaidigon </Td> <Td> hexacontadigon </Td> <Td> hexecontadigon </Td> </Tr> <Tr> <Td> 63 </Td> <Td> hexacontakaitrigon </Td> <Td> hexacontatrigon </Td> <Td> hexecontatrigon </Td> </Tr> <Tr> <Td> 64 </Td> <Td> hexacontakaitetragon </Td> <Td> hexacontatetragon </Td> <Td> hexecontatetragon </Td> </Tr> <Tr> <Td> 65 </Td> <Td> hexacontakaipentagon </Td> <Td> hexacontapentagon </Td> <Td> hexecontapentagon </Td> </Tr> <Tr> <Td> 66 </Td> <Td> hexacontakaihexagon </Td> <Td> hexacontahexagon </Td> <Td> hexecontahexagon </Td> </Tr> <Tr> <Td> 67 </Td> <Td> hexacontakaiheptagon </Td> <Td> hexacontaheptagon </Td> <Td> hexecontaheptagon </Td> </Tr> <Tr> <Td> 68 </Td> <Td> hexacontakaioctagon </Td> <Td> hexacontaoctagon </Td> <Td> hexecontaoctagon </Td> </Tr> <Tr> <Td> 69 </Td> <Td> hexacontakaienneagon </Td> <Td> hexacontaenneagon </Td> <Td> hexecontaenneagon </Td> </Tr> <Tr> <Th> 70 </Th> <Th> heptacontagon </Th> <Th> </Th> <Th> hebdomecontagon </Th> </Tr> <Tr> <Td> 71 </Td> <Td> heptacontakaihenagon </Td> <Td> heptacontahenagon </Td> <Td> hebdomecontahenagon </Td> </Tr> <Tr> <Td> 72 </Td> <Td> heptacontakaidigon </Td> <Td> heptacontadigon </Td> <Td> hebdomecontadigon </Td> </Tr> <Tr> <Td> 73 </Td> <Td> heptacontakaitrigon </Td> <Td> heptacontatrigon </Td> <Td> hebdomecontatrigon </Td> </Tr> <Tr> <Td> 74 </Td> <Td> heptacontakaitetragon </Td> <Td> heptacontatetragon </Td> <Td> hebdomecontatetragon </Td> </Tr> <Tr> <Td> 75 </Td> <Td> heptacontakaipentagon </Td> <Td> heptacontapentagon </Td> <Td> hebdomecontapentagon </Td> </Tr> <Tr> <Td> 76 </Td> <Td> heptacontakaihexagon </Td> <Td> heptacontahexagon </Td> <Td> hebdomecontahexagon </Td> </Tr> <Tr> <Td> 77 </Td> <Td> heptacontakaiheptagon </Td> <Td> heptacontaheptagon </Td> <Td> hebdomecontaheptagon </Td> </Tr> <Tr> <Td> 78 </Td> <Td> heptacontakaioctagon </Td> <Td> heptacontaoctagon </Td> <Td> hebdomecontaoctagon </Td> </Tr> <Tr> <Td> 79 </Td> <Td> heptacontakaienneagon </Td> <Td> heptacontaenneagon </Td> <Td> hebdomecontaenneagon </Td> </Tr> <Tr> <Th> 80 </Th> <Th> octacontagon </Th> <Th> </Th> <Th> ogdoecontagon </Th> </Tr> <Tr> <Td> 81 </Td> <Td> octacontakaihenagon </Td> <Td> octacontahenagon </Td> <Td> ogdoecontahenagon </Td> </Tr> <Tr> <Td> 82 </Td> <Td> octacontakaidigon </Td> <Td> octacontadigon </Td> <Td> ogdoecontadigon </Td> </Tr> <Tr> <Td> 83 </Td> <Td> octacontakaitrigon </Td> <Td> octacontatrigon </Td> <Td> ogdoecontatrigon </Td> </Tr> <Tr> <Td> 84 </Td> <Td> octacontakaitetragon </Td> <Td> octacontatetragon </Td> <Td> ogdoecontatetragon </Td> </Tr> <Tr> <Td> 85 </Td> <Td> octacontakaipentagon </Td> <Td> octacontapentagon </Td> <Td> ogdoecontapentagon </Td> </Tr> <Tr> <Td> 86 </Td> <Td> octacontakaihexagon </Td> <Td> octacontahexagon </Td> <Td> ogdoecontahexagon </Td> </Tr> <Tr> <Td> 87 </Td> <Td> octacontakaiheptagon </Td> <Td> octacontaheptagon </Td> <Td> ogdoecontaheptagon </Td> </Tr> <Tr> <Td> 88 </Td> <Td> octacontakaioctagon </Td> <Td> octacontaoctagon </Td> <Td> ogdoecontaoctagon </Td> </Tr> <Tr> <Td> 89 </Td> <Td> octacontakaienneagon </Td> <Td> octacontaenneagon </Td> <Td> ogdoecontaenneagon </Td> </Tr> <Tr> <Th> 90 </Th> <Th> enneacontagon </Th> <Th> </Th> <Th> enenecontagon </Th> </Tr> <Tr> <Td> 91 </Td> <Td> enneacontakaihenagon </Td> <Td> enneacontahenagon </Td> <Td> enenecontahenagon </Td> </Tr> <Tr> <Td> 92 </Td> <Td> enneacontakaidigon </Td> <Td> enneacontadigon </Td> <Td> enenecontadigon </Td> </Tr> <Tr> <Td> 93 </Td> <Td> enneacontakaitrigon </Td> <Td> enneacontatrigon </Td> <Td> enenecontatrigon </Td> </Tr> <Tr> <Td> 94 </Td> <Td> enneacontakaitetragon </Td> <Td> enneacontatetragon </Td> <Td> enenecontatetragon </Td> </Tr> <Tr> <Td> 95 </Td> <Td> enneacontakaipentagon </Td> <Td> enneacontapentagon </Td> <Td> enenecontapentagon </Td> </Tr> <Tr> <Td> 96 </Td> <Td> enneacontakaihexagon </Td> <Td> enneacontahexagon </Td> <Td> enenecontahexagon </Td> </Tr> <Tr> <Td> 97 </Td> <Td> enneacontakaiheptagon </Td> <Td> enneacontaheptagon </Td> <Td> enenecontaheptagon </Td> </Tr> <Tr> <Td> 98 </Td> <Td> enneacontakaioctagon </Td> <Td> enneacontaoctagon </Td> <Td> enenecontaoctagon </Td> </Tr> <Tr> <Td> 99 </Td> <Td> enneacontakaienneagon </Td> <Td> enneacontaenneagon </Td> <Td> enenecontaenneagon </Td> </Tr> <Tr> <Th> 100 </Th> <Th> hectogon </Th> <Th> hecatontagon </Th> <Th> hecatogon </Th> </Tr> <Tr> <Td> 200 </Td> <Td> dihectagon </Td> <Td> </Td> <Td> diacosigon </Td> </Tr> <Tr> <Td> 300 </Td> <Td> trihectagon </Td> <Td> </Td> <Td> triacosigon </Td> </Tr> <Tr> <Td> 400 </Td> <Td> tetrahectagon </Td> <Td> </Td> <Td> tetracosigon </Td> </Tr> <Tr> <Td> 500 </Td> <Td> pentahectagon </Td> <Td> </Td> <Td> pentacosigon </Td> </Tr> <Tr> <Td> 600 </Td> <Td> hexahectagon </Td> <Td> </Td> <Td> hexacosigon </Td> </Tr> <Tr> <Td> 700 </Td> <Td> heptahectagon </Td> <Td> </Td> <Td> heptacosigon </Td> </Tr> <Tr> <Td> 800 </Td> <Td> octahectagon </Td> <Td> </Td> <Td> octacosigon </Td> </Tr> <Tr> <Td> 900 </Td> <Td> enneahectagon </Td> <Td> </Td> <Td> enacosigon </Td> </Tr> <Tr> <Th> 7003100000000000000 ♠ 1000 </Th> <Th> chiliagon </Th> <Th> </Th> </Tr> <Tr> <Td> 7003200000000000000 ♠ 2000 </Td> <Td> dischiliagon </Td> </Tr> <Tr> <Td> 7003300000000000000 ♠ 3000 </Td> <Td> trischiliagon </Td> </Tr> <Tr> <Td> 7003400000000000000 ♠ 4000 </Td> <Td> tetrakischiliagon </Td> </Tr> <Tr> <Td> 7003500000000000000 ♠ 5000 </Td> <Td> pentakischiliagon </Td> </Tr> <Tr> <Td> 7003600000000000000 ♠ 6000 </Td> <Td> hexakischiliagon </Td> </Tr> <Tr> <Td> 7003700000000000000 ♠ 7000 </Td> <Td> heptakischiliagon </Td> </Tr> <Tr> <Td> 7003800000000000000 ♠ 8000 </Td> <Td> octakischiliagon </Td> </Tr> <Tr> <Td> 7003900000000000000 ♠ 9000 </Td> <Td> enakischiliagon </Td> </Tr> <Tr> <Th> 7004100000000000000 ♠ 10 000 </Th> <Th> myriagon </Th> <Th> </Th> </Tr> <Tr> <Th> 7006100000000000000 ♠ 1000000 </Th> <Th> megagon </Th> <Th> </Th> </Tr> <Tr> <Th> ∞ </Th> <Th> apeirogon </Th> <Th> </Th> </Tr> </Table> <Tr> <Th> Sides </Th> <Th_colspan="4"> Names </Th> </Tr>

What do you call a 9 sided polygon