Dudeney's dissection (www.howround.com)

Uploader: Chris Sangwin

Original upload date: Fri, 21 Dec 2007 00:00:00 GMT

Archive date: Thu, 09 Dec 2021 01:31:55 GMT

Dudeney's dissection is a dissection of an equilateral triangle into pieces which can be rearranged into a square. The solution to this problem is often attributed to Henry Ernest Dudeney (1857-1930),
Show more