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Welcome to our 'How Many Sides' of Shapes Page




List of geometric shapes

  1. How many sides does a circle have? ONE




  2. How many sides does a triangle have? 3 SIDES
  3. Square? 4 SIDES
  4. How many sides does a tetrahedron have? 4 SIDES (also known as a triangular pyramid, it has four triangular faces, six straight edges, and four vertex corners.)
  5. Pentagon? 5 SIDES
  6. Hexagon? 6 SIDES
  7. How many sides does a cube have? 6 SIDES (it has 6 faces, 12 edges, and 8 vertices.)
  8. Heptagon? 7 SIDES
  9. How many sides does a British 20 pence piece have? 7 SIDES (It is an equilaterally curved heptagon.)
  10. How many sides does a British 50 pence piece have? 7 SIDES
  11. Octagon? 8 SIDES
  12. Nonagon? 9 SIDES
  13. Decagon? 10 SIDES
  14. Dodecagon? 12 SIDES
  15. How many sides does the British new pound coin have? 12 SIDES
  16. Triskaidecagon? 13 SIDES
  17. Icosagon? 20 SIDES
  18. Pentacontagon? 50 SIDES
  19. Hectagon? 100 SIDES
  20. Chiliagon? 1,000 SIDES
  21. Myriagon? 10,000 SIDES
  22. And finally, how many sides does a Megagon have? 1,000,000 SIDES