What do you call a ten sided shape?
No context provided
What do you call a ten sided 2D shape?
decagon
No context provided
What do you call a ten sided 3D shape?
decahedron
Decagon
https://en.wikipedia.org/wiki/Decagon
Pentagonal trapezohedron
https://en.wikipedia.org/wiki/Pentagonal%20trapezohedron
In geometry, a decagon (from the Greek δέκα déka and γωνία gonía, "ten angles") is a ten-sided polygon or 10-gon.
Decagon
In geometry, a 10-sided 2-dimensional shape is called a decagon. If it is a 3-dimentional shape with 10 sides, it is called a decahedron.