This circle has the centre at the origin and a radius of 1 unit. The point P can move around the circumference of the circle. At point P the \(x\)-coordinate is \(\cos{\theta}\) and the \(y ...

Learn about Pythagoras' theorem with this BBC Bitesize Maths article. For students between the ages of 11 and 14. Pythagoras' theorem - Part 2 Learn more about Pythagoras' theorem with this BBC ...