64=65?
In the top of the figure there’s a rectangle made of 65 little squares (5 times 13), in the bottom a square composed by 64 little squares (8 times 8).It seems that the two polygons are equidecomposable, and so they have the same area. Instead...
© matematita
The image belongs to the sections...:
Geoboard and squared paper (2D geometry)
