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 ...

Practice circle geometry ahead of your National 5 Maths exam with this interactive maths quiz. Looking for more on circle geometry? Check out our National 5 Maths guide. National 5 Maths circle ...