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Home > CCA2 > Chapter 7 > Lesson 7.1.7 > Problem 7-107

7-107.

Convert each of the following angle measures. Give exact answers. Homework Help ✎

  1. radians to degrees

  2.  radians to degrees

  3. 45° to radians

  4. 100° to radians

  5. 810° to radians

  6.  radians to degrees

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

Use Hint 1 from
problem 7-106.
Let π = 180° and simplify.
Notice, you do not need a calculator if you divide 180 by 6 as your first step.

210°

Use Hint 1 or 2 from 7-106.

Multiply  by .

Simplify by factoring out Giant Ones.

Use the second part of Hint 2 from 7-106.

Use Hint 2 from 7-106 or try Hint 3:

Use the proportion .

See parts (c) and (d).

See parts (a) and (b).

630°