Tetrahedral geometry is a three-dimensional shape formed by four triangular faces, six edges, and four vertices. It is one of the simplest polyhedra and is characterized by its symmetrical structure. In a tetrahedron, each vertex is equidistant from the others, making it a regular tetrahedron when all sides are equal. This geometric arrangement is significant in various fields, including chemistry, where it describes the shape of molecules like methane (CH4). In such molecules, the central atom is at the center, with the surrounding atoms positioned at the corners of the tetrahedron, optimizing spatial arrangement and minimizing repulsion between bonds.