No one probably knows it, but I don't think there is a shape that has 3,000,000 sides.
a 4 sided shape is called a quadrilateral
== == A 56 sided shape is called a Pentacontakaihexagon.
A 600-sided shape is a hexcosiagon.
A twelve sided shape is a dodecagon.
A five sided 3d shape is called a pentehedron
it is called a seven sided shape in Canada
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.
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.
A 63-sided shape is called: a hexacontakaitrigon
a 4 sided shape is called a quadrilateral