Regular Tetrahedron (Noun)
Meaning
A tetrahedron with four equilateral triangular faces.
Classification
Nouns denoting two and three dimensional shapes.
Examples
- The regular tetrahedron is one of the five Platonic solids, with four equilateral triangular faces that meet at each vertex.
- In geometry, a regular tetrahedron is a polyhedron with four equilateral triangular faces, six straight edges, and four vertex corners.
- The regular tetrahedron is the simplest of all the regular polyhedra, with each face being an equilateral triangle.
- A regular tetrahedron has four identical faces, each an equilateral triangle, and is one of the most symmetrical polyhedra.
- The regular tetrahedron is a convex polyhedron with four equilateral triangular faces, and is often used as a model in chemistry and physics.