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
It is an undecagon which has 11 sides. Eleven sided shapes are usually called hendecagons, which uses the greek for eleven - Hendeka and corner -gon. However they can also be termed as undecagons or unidecagons.