Now, more than 122 years after it was first proposed, Kamata and two other mathematicians have finally proved that a solution ...
Mathematicians struggled to find the fewest number of pieces needed to cut an equilateral triangle and rearrange it into a ...
Can you work out what fraction of each triangle is covered by the coloured area? The key to this problem is how you look at it. Think about how you could split up those equilateral triangles up ...