Myriagon.
A 12-sided shape is called a dodecagon.
A 30 sided shape is called a Triacontagon.
A nine sided shape or polygon is called a nonagon.
A seven sided shape is called a heptagon.
this shape is called a Pentacontagon
A five sided geometric shape is called a pentagon.
Why not just call it "a 130-sided shape"? because its not called that, spaz.
a 10000 sided shape is a myriagon some people call polygons: 10-gon 100-gon 1000-gon and so on
A Tetraicosaterapentatetracontapenhectogigahenicosapenhectomegapentadecadihectohilliahexapenhectogon. Wow, that is long!
A 27 sided shape is called a Icosikaiheptagon.
An eighty-sided polygon is called a octacontakiagon