The students developed their proofs by examining how new right triangles could be created from an original right triangle.

Researchers have demonstrated, using a novel approach, that the original solution to Dudeney’s famous dissection problem is ...

Two students who discovered a seemingly impossible proof to the Pythagorean theorem ... which states that the sum of the ...

In 1907, the English author and mathematician Henry Ernest Dudeney posed a puzzle: Can any equilateral triangle be cut into ...

Their motto was "All is number." The Pythagoreans explored the "magic 3-4-5 triangle." This type of triangle was called "magic" because any triangle with sides of 3, 4, and 5 units always created ...