Answer: F
Explanation: you already know you have a 90° and the straight lines means it’s 180° so you need to find x and z which are the same so 2x + 90=180 which you would then subtract 90 from 180 which would be 90 then divide 90 by two which would be 45
Reflection of a function

reflection of f(x) about x-axis
So

The ball reaches its maximum height after 3.5 seconds, and the maximum height is 61.025 meters.