Which of the following sets of ordered pairs defines a function? a. {(8,3), (-2,-4), (2,-2), (5, -9)}
b. {(2,4), (5-8), (5.-9), (-7,2)}

А. а
B. a and b
C. b
D. Neither set of ordered pairs defines a function.

What does the relationship between the mean and median reveal about the shape of the data

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 an equilateral triangle, each angle is represented by 5y+3. what is the value of y? a. 9.7 b. 10.8 c. 11.4 d. 7.2