The interior angle of a regular polygon is five times the size of its exterior angle. Identify the polygon.
dodecagon
enneadecagon
icosagon
hendecagon
Explanation
Video Explanation
Post your Contribution
Discussions (9)

Polygons and their number of sides (3-20)
3. Triangle
4. Quadrilateral
5. Pentagon
6. Hexagon
7. Heptagon
8. Octagon
9. Nonagon or Unneagon
10. Decagon
11. Undecagon or hennedecagon
12. Dodecagon
13. Tridecagon or Triskaidecagon
14. Tetradecagon
15. Pentadecagon
16. Hexadecane
17. Heptadeecagon
18. Octadecagon
19. Hennedecagon
20. Icosagon

Polygons and their number of sides (3-20)
3. Triangle
4. Quadrilateral
5. Pentagon
6. Hexagon
7. Heptagon
8. Octagon
9. Nonagon or Henneagon
10. Decagon
11. Undecagon
12. Dodecagon
13. Tridecagon or Triskaidecagon
14. Tetradecagon
15. Pentadecagon
16. Hexadecane
17. Heptadeecagon
18. Octadecagon
19. Hennedecagon
20. Icosagon


