Kelland's Gnomon-to-Square Dissection

A gnomon is an L-shaped part of a parallelogram with one corner missing; in this case it is made of three equal squares. This Demonstration gives Kelland's gnomon-to-square dissection.


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G. N. Frederickson, Dissections: Plane & Fancy, New York: Cambridge University Press, 1997, 2002 p. 32.
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Related Curriculum Standards

US Common Core State Standards, Mathematics