Back أربع عشري الأضلاع Arabic Tetradecágonu AST Четиринадесетоъгълник Bulgarian چواردەلا CKB Čtrnáctiúhelník Czech Vierzehneck German Δεκατετράγωνο Greek Tetradecàgon EML Tetradecagon English Tetradecágono Spanish
| Regular tetradecagon | |
|---|---|
 A regular tetradecagon | |
| Type | Regular polygon |
| Edges and vertices | 14 |
| Schläfli symbol | {14}, t{7} |
| Coxeter diagram |     |
| Symmetry group | Dihedral (D14), order 2×14 |
| Internal angle (degrees) | ≈154.2857° |
| Dual polygon | Self |
| Properties | Convex, cyclic, equilateral, isogonal, isotoxal |
A tetradecagon or 14-gon is a shape with 14 sides and 14 corners.