Answer by Joseph O'Rourke for Cutting the unit square into pieces with...
@YaakovBaruch's beautiful construction for $n=4$: Edit by Yaakov Baruch. A partition with 8 isoceles triangles (I'm sure not minimal):
View ArticleCutting the unit square into pieces with rational length sides
The following questions seem related to the still open question whether there is a point(s) whose distances from the 4 corners of a unit square are all rational.To cut a unit square into n (a finite...
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