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 ...

NARRATOR: If you look carefully you can see them all around you – squares, rectangles, circles and triangles! Inside a barn, three people start to sing a song and dance. ALL: (singing) A square ...

Use a pen and ruler to draw over the vertical lines and join the dots, giving you a square. Image caption ... you now have a regular equilateral triangle.