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Home > A2C > Chapter 8 > Lesson 8.1.3 > Problem 8-38


Each of the points on the graph below represents the position of a rider on The Screamer. Draw a diagram of each rider’s position on a unit circle and describe where the rider is located.

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.