# Three Hinged Dissections of Squares

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The Demonstration shows Perigal's (1873) hingable dissection of two squares to one square, a generalization of Abul-Wafa's hingable dissection of three squares to one square, and another hingable dissection of three squares to one based on Perigal's dissection.

Contributed by: Izidor Hafner (January 2009)

Based on work by: Greg N. Frederickson

Open content licensed under CC BY-NC-SA

## Snapshots

## Details

G. N. Frederickson, *Hinged Dissections: Swinging & Twisting*, New York: Cambridge University Press, 2002 pp. 33–41.

## Permanent Citation