### Home > INT3 > Chapter 9 > Lesson 9.1.3 > Problem 9-31

9-31.

*The Screamer*. Draw a unit circle and mark each of the corresponding locations of the labeled points. Then describe where the rider is located at each point. Homework Help ✎

Draw a unit circle. Notice that point A is slightly past 90°. Where is that on the unit circle?

To locate point B, determine how the graph in the problem is scaled.