quadrilateral? I don't Understand how this is a math history question.....XD
I cannot think of any 2-d shape. The 3-d shape with four faces is a tetrahedron.
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.
Hendecagon has 11 sides
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
A shape w/ 11 sides is called a hendecagon.
It is an undecagon
i dont know dont ask me i got stuck on the same Q