Polygon Shapes and Names

Polygons Names and Shapes Based on Number of Sides

Number of SidesPolygon Names
nN-gon
1Monogon
2Digon
3Trigon (Triangle)
4Tetragon (Quadrilateral)
5Pentagon
6Hexagon
7Heptagon
8Octagon
9Enneagon
10Decagon
11Hendecagon
12Dodecagon
13Triskaidecagon
14Tetrakaidecagon (Tetradecagon)
15Pentakaidecagon (Pentadecagon)
16Hexakaidecagon (Hexadecagon)
17Heptakaidecagon
18Octakaidecagon
19Enneakaidecagon
20Icosagon
30Triacontagon
40Tetracontagon
50Pentacontagon
60Hexacontagon
70Heptacontagon
80Octacontagon
90Enneacontagon
100Hectogon(Hecatontagon)
1000Chiliagon
10000Myriagon

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