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Home > PC > Chapter 4 > Lesson 4.1.1 > Problem 4-1
4-1.
First, recall some facts that you should remember from Chapter 1.
How many radians are in a full circle?
What is the ratio of the circumference of a circle to its radius?
How many radians are in half a circle?
What are the radian measures that correspond to the following degree measures?
Review your work from problem 1-111.