File:Two square counting puzzles.svg
Summary
| Description |
English: Two square-counting puzzles: There are 14 squares in a 3x3 grid of squares (top), but when viewed as a 4x4 grid of points, it has six more off-axis squares (bottom) for a total of 20. |
| Date | |
| Source | Own work |
| Author | David Eppstein |
Licensing
I, the copyright holder of this work, hereby publish it under the following license:
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This file is made available under the Creative Commons CC0 1.0 Universal Public Domain Dedication. |
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