The Pythagorean theorem, a cornerstone of mathematics for millennia, provides a method for determining unknown sides in right-angled triangles using t ...

Learn more about Pythagoras' theorem with this BBC Bitesize Maths article. For students between the ages of 11 and 14.

c² therefore equals 64 + 196, so 260. You then need to square root both side to get c. The square root of 260 - shown as √260 - is 16.1, to one decimal point. So the answer is 16.1cm. 3) ALGEBRA ...

4. Use Pythagoras' theorem to explain how irrational numbers like the square root of 2 exist. Find out about other irrational numbers such as pi (?).

PRESENTER:Pythagoras' theorem sounds a bit complicated, so what is it in a nutshell? PRESENTER:Well, it's actually pretty simple really. PRESENTER:When we have a right-angled triangle and we know ...

Pythagoras ' 2,000-year-old theorem, which states that the sum of the squares of a right triangle's two shorter sides is equal to the square of the hypotenuse, is the basis for trigonometry.