What is the perimeter of triangle ABC? y
5.
A
B.
3
O 20 units
22 units
O 24 units
O 26 units
2
5 4 - 2 - 1
2 3 4 5
-2
3
-4
С
ch

This stem-and-leaf plot represents the heights of the students on ralph's basketball team. one student's height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.

Need showing work for this problem 56.25 ×25.80

Given that sin∅ = 1/4, 0 < ∅ < π/2, what is the exact value of cos∅? a. (√4)/4 b. (√15)/4 c. (4π)/2 d. (4√2)/4