"700-sided shape" or perhaps better "700-sided polygon" is just fine. Inventing fancy name for lots of sides doesn't serve any useful purpose.
The name of a sided polygon is Octaconpentagon.
The name of a 18 sided polygon is Octadecagon.
The name of a 56 sided polygon is Hexapentacontagon.
a 500 sided polygon is call a Pentahectagon... i believe
"700-sided shape" or perhaps better "700-sided polygon" is just fine. Inventing fancy name for lots of sides doesn't serve any useful purpose.
icosihenagon= 21-sided polygon icosihenagon= 21-sided polygon
I would just call it an "800-sided polygon."
700
The name of a sided polygon is Octaconpentagon.
The name of a 18 sided polygon is Octadecagon.
The name of a 45 sided polygon is Tetraconpentagon.
The name of a 7 sided polygon is Heptagon.
The name of a 10 sided polygon is Decagon.
The name of a 8 sided polygon is Octagon.
The name of a 33 sided polygon is riacontakaitrigon.
A 10-sided polygon is called a decagon.