The heights of a sample of 15 students are recorded in the stemplot below.
What is the mean height, in inches, of this sample?
O 65
9652
O 66
O 67
Heights of Students
5
9
6 1 2 3 34
655 677 779
7 3
Key: 615 = 65 inches

In the figure below, triangle rpq is similar to triangle rts. what is the distance between p and q? a. 24 b. 42 c.50 d. 54

Which of the following constants can be added to x2 - 3x to form a perfect square trinomial?

What are the domain and range of the function below? a) domain: (-4,0) range: [-2,infinity) b) domain: (-3,0) range: [-2,infinity) c) domain: (-infinity, infinity) range: [-2, infinity) d) domain: [-2,infinity) range: (-infinity, infinity)