Tridecagon
A 13 sided polygon is called either a triskaidecagon or tridecagon.
tridecagon (or triskaidecagon)
It can either be called an Triskaidecagon or a Tridecagon.
The 22 sided shape is called a: ICOSIKAIDIGON
Hommasquabblelagagon
A 13 sided polygon is called either a triskaidecagon or tridecagon.
Triskaidecahedron
tridecagon (or triskaidecagon)
triskaidecagon or a tridecagon
It can either be called an Triskaidecagon or a Tridecagon.
Shapes with 12 to 20 sides are named as follows: a 12-sided shape is called a dodecagon, a 13-sided shape is a triskaidecagon, a 14-sided shape is a tetradecagon, a 15-sided shape is a pentadecagon, a 16-sided shape is a hexadecagon, a 17-sided shape is a heptadecagon, an 18-sided shape is an octadecagon, a 19-sided shape is a nonadecagon, and a 20-sided shape is an icosagon.
it is called a seven sided shape in Canada
A triangle is a 3 sided shape. There are a few types, Isosceles, Scalene (Acute and Obtuse), Equilateral and the Right angle triangle.
The 22 sided shape is called a: ICOSIKAIDIGON
Hommasquabblelagagon
A 90 sided shape is called Enneacontagon.
A five-sided shape is called a pentagon.