List of regular polytopes

Example regular polytopes
Regular (2D) polygons
Convex Star

{5}

{5/2}
Regular (3D) polyhedra
Convex Star

{5,3}

{5/2,5}
Regular 4D polytopes
Convex Star

{5,3,3}

{5/2,5,3}
Regular 2D tessellations
Euclidean Hyperbolic

{4,4}

{5,4}
Regular 3D tessellations
Euclidean Hyperbolic

{4,3,4}

{5,3,4}

This article lists the regular polytopes in Euclidean, spherical and hyperbolic spaces.