elevenagon
a nondecagon
A shape with three sides is called a triangle.
A pentagon has five sides.
The general name for a plane shape with four sides is a quadrilateral.
Hendecagon has 11 sides
It is an undecagon
It is called "Hendecagon".
An 11 sided polygon is an undecagon
A polygon having eleven sides can be called a hendecagon or an undecagon. It can also be called an 11-gon.
A shape with 11 sides and angles is called an 11-gon, or a hendecagon.
a heptagon is a shape with 11 sides!
dodecagon * * * * * NO! That is 12 sides. 11 sides is a hendecagon.
A shape that has 11 sides is called a hendecagon.
A geometric shape that has 11 sides is called a "hendecagon" or "undecagon." Both terms are acceptable.
elevenagon
It is an undecagon