Answer:
go to the left 3.5 units then go down one and that's your point
I believe the answer is D.
The distance to the top of the building above the range finder can be found from the Pythagorean theorem.
.. d = √(115² -89²) ≈ 72.8 . . . . feet
Adding the height of the range finder, we find the height of the building to be
.. h = d+3 = 75.8 ft
5(-2) = -10, so 5(-2)(-11) = (-10)(-11) = 110