Yes it is as it is a third dimensional shape
False
It is a face of the polyhedron
False
A diamond, as in playing cards is not a polyhedron.A rough diamond is not a polyhedron. A cut diamond is [usually] a polyhedron.
A sphere is not a polyhedron because it has no edges, no vertices and no flat faces The word 'polyhedron' means many faces.
No. By definition a polyhedron has to have faces (flat surfaces), edges, and vertices. A sphere, hemisphere, and a cylinder are all solids but are not polyhedra.
No, they are the faces of the polyhedron.
The definition of polyhedron. If it was not faceted it would not be a polyhedron.
yes it is a polyhedron
They are the faces of the polyhedron.
No, a cubiod is not a polyhedron but a cuboid is.
False
It is a face of the polyhedron
False
They are the faces of the polyhedron.
Yes, a cube is a polyhedron.
A polyhedron with 9 faces: a nonahedron.A polyhedron with 9 faces: a nonahedron.A polyhedron with 9 faces: a nonahedron.A polyhedron with 9 faces: a nonahedron.