Answer and Explanation
Your Answer is
Correct Answer is F
Explanation
The opposite side of a right triangle is 10-3=7, the adjacent side is 50, 7/50 = tan α, α is option F
52. A 50-foot-long rectangular swimming pool with vertical sides is 3 feet deep at the shallow end and 10 feet deep at the deep end. The bottom of the pool slopes downward at a constant angle from horizontal along the length of the pool. Which of the following expressions gives this constant angle?
(Note: For 
， y = tan x if and only if x=
)