A 13 sided shape is a tridecagon or tristedecagon. The roots to this word are tri (meaning 3) and dec (meaning ten). 3 + 10 = 13.
a polygon
The name of a 13 sided polygon is Tridecagon.
Triskaidecahedron
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triskaidecagon or a tridecagon
A 13 sided polygon is called either a triskaidecagon or tridecagon.
In geometry, a tridecagon (or triskaidecagon) is a 13-sided (and angled) polygon.
Tridecagon
a polygon
tridecagon i thinkk??
Triskaidecahedron
The name of a 13 sided polygon is Tridecagon.
Triskaidecahedron
tridecagon (or triskaidecagon)
quadrilateral
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triskaidecagon or a tridecagon