I would call it a 900000-gon. For a large number of side (more than 20), the Greek prefix should only be used for a Greek audience or an audience which you wish to irritate.
it is called a seven sided shape in Canada
Nonahectmegagongon
An five sided shape is called a Pentagon
A 90 sided shape is called Enneacontagon.
A 128-sided shape is called a hecatoicosioctagon.
it is called a seven sided shape in Canada
Nonahectmegagongon
A 10-sided shape is called a decagon.
An five sided shape is called a Pentagon
a 69 sided shape is called a sexagon
A 90 sided shape is called Enneacontagon.
A 35-sided shape is called a "pentatriacontagon." The prefix "penta-" denotes that it has 35 sides, while the suffix "-contagon" indicates that it is a polygon with that many sides. Polygons are named based on the number of sides they have, following a standard naming convention.
Hommasquabblelagagon
The 22 sided shape is called a: ICOSIKAIDIGON
A five-sided shape is called a pentagon.
A 128-sided shape is called a hecatoicosioctagon.
A seven sided shape is called a heptagon.