cube
Each polyhedron is a kind of solid object. Some solid objects -- for example, a sphere or a torus -- are not polyhedra, but every solid object can be closely approximated with a polyhedra.
Pedantically, no. A polyhedron is a three dimensional figure (with some additional qualities). Polyhedra are three dimensional figures.
They are polyhedra, each with a square base.They are polyhedra, each with a square base.They are polyhedra, each with a square base.They are polyhedra, each with a square base.
NO, but prisms are polyhedra. Polyhedra include a lot more shapes than just prisms.
Polyhedra are named by the number of faces they contain. The names are based on Classical Greek. Over time, some polyhedra have become known by common, non-Greek names, i.e. a regular hexahedron is commonly called a cube.
No. A pyramid is a polyhedron. Many pyramids are polyhedra.
Polyhedra DBMS was created in 1993.
Not exactly. A tetrahedron is a polyhedron. Many tetrahedra are polyhedra.
No. They have curved edges, so they can't be polyhedra.
A triangular prism is a polyhedron. Polyhedra is a plural term.
One polyhedron; many polyhedra. Simple,wasn't that?
A hexagonal prism is a polyhedron. Many hexagonal prisms are polyhedra.