Folding instructions for a) a square an b) an equilateral triangle

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Renaissance Banff II. Bridges Banff. Mathematics, Music, Art, Architecture, Culture - PDF Free Download

What is the minimum number of degrees that an equilateral triangle can be rotated before it carries onto itself?

How to fold an equilateral triangle from a square

Folding instructions for a) a square an b) an equilateral triangle from

Folding an equilateral triangle

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