a washer
sphere
A decagon.
Any shape is mathematical.
A six-sided shape is called a hexagon.
It is known as a regular polygon
The shape of a tin can is a cylinder.
convex
sphere
Type your answer here... what is the answer
Pentagon
toroid
A decagon.
Any shape is mathematical.
octagon
a cube or cuboid
A six-sided shape is called a hexagon.
A mathematical name would be 213-gon.