Images. n=4: Tetrahedron -Platonic Solid and n=5: Triangular bipyramid (Triangular Dipyramid) -Johnson solid J₁₂ and their Dual Polyhedrons
Images. n=4: Tetrahedron -Platonic Solid and n=5: Triangular bipyramid (Triangular Dipyramid) -Johnson solid J₁₂ and their Dual Polyhedrons