| name | Area (m²) | edges | dual | Properties | Schlafli symbol | Symmetry group | vertices | Polyhedron face |
|---|---|---|---|---|---|---|---|---|
| Apeirogon | 8 | {8} | ||||||
| Digon | 1 | {1} or h [Alternation_(geometry)]{2} | D1, [ ], (*•) | |||||
| Equilateral triangle | 3 | Constructible | {3} | D3 [Dihedral_symmetry] | Equilateral triangle, Triangle | |||
| Hendecagram | 11 | {11/2}, {11/3}$#${11/4}, {11/5} | Dih11 [Dihedral_symmetry], order 22 | Equilateral triangle, Triangle | ||||
| Isosceles trapezoid | 4 | Kite | convex , cyclic | Dih2 [Dihedral_symmetry], [ ], (*), order 2 | Triangle |