The third largest Ferris Wheel in the world is the London Eye. The height of a rider after t minutes can be described as h (t)= 67sin (12(t+0.223))+70.

a) what is the diameter of the wheel? 67ื2

B) where is the rider ato t=0? At the initial point.

C) how high off the ground is the rider at the top of the wheel? 70

D) at what times will the rider be at the bottom? 12 times

E) how long does it take for the Ferris wheel to go through one rotation? 12ืthe

I did this with a Maths teacher, but I do not know whether it is correct or not.