Trig Unwrapped Mod - author Russell Hanes, AWallin

Amy Wallin

A) Review with a partner the Wrapping Function.

B) Use the tracer on the Unit Circle to examine the sine (and cosine) graph. Notice the point moves around the Unit Circle - what does the point represent?

C) Describe any relationships or patterns you see while tracing/graphing.

D) In general, what could you conclude about the coordinates on the Unit Circle and the value of sine (and cosine)?