hexacontagon
pentacontagon
tetracontagon
pentagon
hexagon
quadrilateral
quadrangle
tetragon
octadecagon
heptagon
tetracontakaihexagon
hectogon
triacontagon
octacontagon
octagon
hexahectaenneacontakaiheptagon
icositrigon
henagon
septagon
tetracontadigon
dihectagon
icositetragon
heptacontagon
hectagon
enneadecagon
heptadecagon
undecagon
icosihenagon
trilateral
triangle
trigon
enneacontahexagon
icosikaidigon
triacontakaitetragon
icosidigon
reentering angle
triacontatetragon
reentrant angle
poly
hendecagon
isogon
enneacontagon
icosagon
reentering polygon
reentrant polygon
triacontadigon
kilogon
tetrakaidecagon
nonagon
star