24 March 2018

Dudeney's dissection

Henry Dudeney was an English author and mathematician who specialised in logic puzzles and mathematical games. He introduced the hinged dissection of a triangle into a square in his \(1907\) book The Canterbury Puzzles. He exhibited a model in mahogany at the Royal Society of London in \(1905\).

In the applet below, drag the slider in order to perform the dissection.

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