The five Platonic Solids #geometry #shapes #triangle #square #cube #pentagon #maths #math . The Five Platonic Solids are the only five shapes which have all equal sides, angles, and faces thus making them unique. The Tetrahedron, Hexahedron, Octahedron, Dodecahedron, and Icosahedron. The Five Platonic Solids are found in Geometry and Sacred Geometry. The Tetrahedron, Hexahedron, Octahedron, Dodecahedron, and Icosahedron are all considered 'Sacred Geometry' as well as being easy to work with in Geometry because of their symmetry. MathMushrooms.com