a2 + b2 = c2.That’s Pythagoras’ theorem. What it says is that in a right-angled triangle, the sum of the squares of the two smaller sides equal the square of the longest side (or hypotenuse).From my experience, most GCSE students understand what Pythagoras’ theorem is, but when it comes to… Continue reading Easy as Py – a guide to Pythagoras’ Theorem
