Answer:

Explanation:
Angle of depression = 
b = Height of building = 42 feet

p = Distance from the car to the base of the building
From the trigonometric identities we get

The distance from the car to the base of the building is
.
Answer:
A. w - 7 = 89
Explanation:
I think it's w - 7 = 89 because there is a key word in the question and that key word is withdraw. If you withdraw something then that means that it's subtraction. You don't know how much Carla's bank balance was before withdrawing so it's a variable (w). Therefore it's w - 7 = 89.