a 2 + b 2 = c 2. Remember that from high school math class? That's the Pythagorean theorem, which shows that in a right triangle, where the shorter legs are a and b, the sum of their squares is equal ...

Use Pythagoras’ theorem to show a triangle is right-angled or to find one side of a right-angled triangle when two sides are known. Make sure you are confident at substituting into and manipulating ...

The Pythagorean Theorem troubled the devoted followers of the Greek philosopher, who built a worldview based on numbers. The formula comes in handy in construction, land surveying and navigation, ...

ROBERT P. CREASE is a professor in the philosophy department at Stony Brook University, a historian at the Brookhaven National Laboratory and a columnist for Physics World. This is adapted from an ...

Two high school students proved the Pythagorean theorem in a way that one early 20th-century mathematician thought would be impossible: by using trigonometry. Calcea Johnson and Ne’Kiya Jackson, both ...

A clay tablet dating back to 1800-1600 BC challenges the belief that Pythagoras was the original discoverer of the Pythagorean Theorem. The tablet, named "YBC 7289," contains proofs and principles ...