Maths

• Triangle


  3 sides
• Square


  4 sides
• Pentagon


  5 sides
• Hexagon


  6 sides
• Heptagon


  7 sides
• Octagon


  8 sides
• Nonagon


  9 sides
• Decagon


  10 sides
• Undecagon


  11 sides
• Dodecagon


  12 sides