I have no idea how to do this help ? lol

Aportion of a hiking trail slopes downward at about an 84° angle. to the nearest tenth of a flot, what is the value of x, the distance the hiker traveled along the path, if he has traveled a horizontal distance of 120 feet? a. 143.3 b. 12.5 c. 120.7 d. 130.2

In which direction does the left side of the graph of this function point? a(x) = 3x - x2 + 4x - 2

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?