| Sides | Names |
| 17 | Heptdecagon |
| 18 | Octdecagon |
| 19 | Enneadecagon |
| 20 | Icosagon |
| 30 | Triacontagon |
| 40 | Tetracontagon |
| 50 | Pentacontagon |
| 60 | Hexacontagon |
| 70 | Heptacontagon |
| 80 | Octacontagon |
| 90 | Enneacontagon |
| 100 | Hectogon |
| 1,000 | Chiliagon |
| 10,000 | Myriagon |
| Sides | Names |
| 3 | Triangle |
| 4 | Quadrilateral |
| 5 | Pentagon |
| 6 | Hexagon |
| 7 | Heptagon |
| 8 | Octagon |
| 9 | Nonagon |
| 10 | Decagon |
| 11 | Hendecagon |
| 12 | Dodecagon |
| 13 | Triskaidecagon |
| 14 | Tetrakaidecagon |
| 15 | Pendedecagon |
| 16 | Hexdecagon |