As the point P moves anticlockwise around the circle from 0°, the angle \(\theta\) changes ... of 1 and a minimum value of -1. The graph has a period of 360°. This means that it repeats itself ...
As the point P moves anti-clockwise round the circle from (1, 0), the angle \(\theta\) increases ... of 1 and a minimum value of -1. The graph has a period of 360°. This means that it repeats ...