Chapter 7, 7.3 Exercises #27

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For the following exercises, use Figure 5 to find the requested half and double angles.

Find sin (α/2) , cos (α/2) , and tan (α/2).

7.2 Exercises:

7.3 Exercises:

7.4 Exercises:

7.5 Exercises:

7.6 Exercise:

Practice Exercises:

Review Exercises: