Dissecting a Dodecagram {12/2} to a Square

The Demonstration shows a dodecagram-{12/2}-to-square dissection. The light and dark green pieces are identical, but do not quite have mirror symmetry, so one of them must be flipped in step 4.


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[1] G. N. Frederickson, Dissections: Plane & Fancy, New York: Cambridge University Press, 2002 pp. 134–135.
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