Fold an Equilateral Triangle from a Circle


You can easily fold an equilateral triangle starting with a circle.


  1. paper disc with center markedDraw a circle on a piece of paper with a compass and cut it out.
  2. fold edge to centerFold any point on the circumference to the center.
  3. fold edge to centerFold again so the fold touches the corner of the first fold and a point on the circumference touches the center.
  4. fold last sectionFold the final section in to the center.