y = 14.5 - 12.5cos(π/4 x)
so, you want to solve
14.5 - 12.5cos(π/4 x) = 26
cos(π/4 x) = -23/25
π/4 x = π ± 0.407
...
You want the interval between those two solutions
A Ferris wheel is 25 meters in diameter and boarded from a platform that is 2 meters above the ground. The six o'clock position on the Ferris wheel is level with the loading platform. The wheel completes 1 full revolution in 8 minutes. How many minutes of the ride are spent higher than 26 meters above the ground?
2 answers
How did you get the ending side