The document shows 16 toothpicks arranged in 5 squares. It asks the reader to move just 3 toothpicks to rearrange the 16 toothpicks into 4 congruent squares instead of the original 5 squares.
Tuesday, October 12, 2010
Toothpicks
The 16 toothpicks below form 5 squares. Move just 3 toothpicks so
that the 16 toothpicks form 4 squares, all of which are congruent to
the original 5 squares.
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