Rigid Rectangles in Squares

The following pictures show the fewest possible rigid rectangles (no rectangle can slide in any direction) packed inside squares of side n.


2 x 1 Rectangles


3 x 1 Rectangles


4 x 1 Rectangles


3 x 2 Rectangles


5 x 2 Rectangles


4 x 3 Rectangles


Torsten Sillke has some more information.

Back to Erich's Packing Center.