hendecagon
The name of an eleven sided geometric shape is a Hendecagon or endecagon.
hendecagon
It is a Hendecagon (or endecagon).
Two-dimensional: Pentagon Three-dimensional: Pentahedron
An 11 sided polygon is an undecagon
An eleven sided shape is called a hendecagon.
It is a hendecagon.
hendecagon
hendecagon
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Yes
The name for a 57 sided shape is derived by combining the name for a 50 sided shape with the name for a 7 sided shape. A 57 sided shape is called a pentacontaheptagon.