In the diagram, W X Y is a straight angle. What is the average (mean) of p, q, r, s, and t ?
Answer Choices
A. 30
B. 36
C. 60
D. 72
E. 45
In the diagram, W X Y is a straight angle. What is the average (mean) of p, q, r, s, and t ?
Answer Choices
A. 30
B. 36
C. 60
D. 72
E. 45