Interesting things to make out of paper—from mathematical models to toys.
Fold an Equilateral Triangle from a Circle
You can easily fold an equilateral triangle starting with a circle.
Draw a circle on a piece of paper with a compass and cut it out.
Fold any point on the circumference to the center.
Fold again so the fold touches the corner of the first fold and a point on the circumference touches the center.
Fold the final section in to the center.
Fold an Equilateral Triangle of a Given Height
Fold a Series of Equilateral Triangles
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© Laszlo C Bardos