I do belive its called a quinterron.
quinterron
100 sides will be a hectogon or hecatontagon
It is a just called a 100-gon. There isn't any fancy name for it.
A 100-gon
quinterron
a shape with 100 sides
100 sides will be a hectogon or hecatontagon
Centigon would have to be the name of a shape with 100 sides. There is no official name but you would use the prefix of the number, which in this case is "centi-".
It is a just called a 100-gon. There isn't any fancy name for it.
By definition, there is no such thing as a triangle with 100 sides. A triangle has exactly three (straight) sides; no more and no less. Having three sides means that the shape also has three internal angles and this explains the name.
A 100-gon
quinterron
a shape with 100 sides
The shape has 50 sides is Pentacontagon
A shape with six sides is a hexagon.
Tetradecagon is the correct name for a shape with 14 sides. :D
A shape with three sides is called a triangle.
There is no specific name for such a shape.