The graph below shows the height of a ferris wheel, h, in metres above the ground, over time, t, in seconds. The maximum height of the ferris wheel is 19 m and the minimum height is 1 m. Find the first time that a particular point on the ferris on the wheel is 6 m above the ground. 1. 40 time (s) O 52.2 s 8.2 s 5.7 s 28.2 s height (m)