Source google image: https://slideplayer.fr/slide/1734181/7/images/36/Autour+de+la+table+de+Pythagore%E2%80%A6.jpg
Puzzle table de pythagore
Source google image: https://slideplayer.fr/slide/1734181/7/images/36/Autour+de+la+table+de+Pythagore%E2%80%A6.jpg