Henry Ernest Dudeney/Modern Puzzles/123 - Making an Octagon
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Modern Puzzles by Henry Ernest Dudeney: $123$
- Making an Octagon
- Can you cut the regular octagon from a square piece of paper without using compasses or ruler,
- or anything but scissors?
- You can fold the paper to make creases.
Click here for solution
Sources
- 1926: Henry Ernest Dudeney: Modern Puzzles ... (previous) ... (next): Geometrical Problems: Paper-Folding Puzzles: $123$. -- Making an Octagon
- 1968: Henry Ernest Dudeney: 536 Puzzles & Curious Problems ... (previous) ... (next): Geometrical Problems: Paper Folding Puzzles: $363$. Folding an Octagon