51. As shown in the figure below, the drill holes for Well A and Well B are 300 feet apart on level ground. Well A is dug straight down and reaches oil at 2,000 feet. Well B is dug straight down and reaches oil at 1,500 feet. What is the angle of elevation from the point where Well A reaches oil to the point where Well B reaches oil?

(Note: The figure is NOT drawn to scale.)

Answer and Explanation

Your Answer is

Correct Answer is E

Explanation

The tangent of this angle is 5 to 3, so the angle is the arc tangent of 5 to 3. Choose E.