If you take five squares of the same size and join them edge to edge, the resulting shape is called a pentomino. There are 12 different pentominoes and the number of patterns you can make with them is very large. It shows some of the possibilities, and poses some problems.
If you take five squares of the same size and join them edge to edge, the resulting shape is called a pentomino. There are 12 different pentominoes and the number of patterns you can make with them is very large. It shows so...
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