Forgive me if I am mistaken of what you are asking, but i believe you either mean the spelling of:
Three Dimensional Shape
OR
Prism
a pyramid is a 3D shape :)
is a square a 3d shape
Paper is a 3D object.
A 3d shape can have infinite sides
A cube is a 3D shape with a top and bottom.
The likely word is "cuboid" (cubelike 3D shape, or a parallelepiped).
It depends on the 3d shape.
It is not a 3D shape.
A camera is a 3D shape. A photograph is a 2D projection of a 3D shape onto a 2D shape.
Our maths teacher told us that it was a trapezoid. That's how you spell it. ENJOY!
a pyramid is a 3D shape :)
is a square a 3d shape
what 3d shape is a tyre
Paper is a 3D object.
Many 3d shapes have a corner.
A 3d shape can have infinite sides
Its a 3d net that can be transformed into a 3d shape