### Home > INT3 > Chapter 9 > Lesson 9.1.7 > Problem 9-91

9-91.

Convert each of the following angle measures. Give exact answers.

There are multiple ways to approach these problems. Try different strategies to expand your personal toolkit.

radians to degrees. Use the Hint from

problem 9-90.

Letand simplify.

Notice, you do not need a calculator if you divideby as your first step.

radians to degrees Use the Hint or Help from problem 9-90.

Simplify by factoring out Giant Ones.

degrees to radians Use the second part of the Help from problem 9-90.

to radians Use the Help from problem 9-90 or try the More Help:

to radians See parts (c) and (d).

radians to degrees See parts (a) and (b).