The simplest dissection of a square into rectangles of the same areas but different shapes, composed of the seven
pieces illustrated above. The square is 210 units on a side, and each rectangle
has area 
.
Blanche's Dissection
See also
Perfect Square Dissection, RectangleExplore with Wolfram|Alpha
References
Descartes, B. "Division of a Square into Rectangles." Eureka, No. 34, 31-35, 1971.Wells, D. The Penguin Dictionary of Curious and Interesting Geometry. London: Penguin, pp. 14-15, 1991.Referenced on Wolfram|Alpha
Blanche's DissectionCite this as:
Weisstein, Eric W. "Blanche's Dissection." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/BlanchesDissection.html