true
No. Polyhedrons are any shape with multiple sides. A triangle and a prism are just two different kinds of polyhedrons.
not all
They are 3 dimensional objects such a s polyhedrons.
Yes, an empty box is and No, polyhedrons don't have to be.
true
No. Polyhedrons are any shape with multiple sides. A triangle and a prism are just two different kinds of polyhedrons.
not all, but some
not all
tetrahedrons
All polyhedrons.
Polygons ( means many sides). They are called solids or polyhedrons; they exist in three dimensions and not two.
A prism is a polyhedron.
No. Not even all hexahedrons are cubes.
They are 3 dimensional objects such a s polyhedrons.
...All polyhedrons
To study solid objects whose faces are all polygons.