Section 5.2 Solutions To Exercises Worksheet With Answers - Uw-Madison Department Of Mathematics Page 9

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Instructor’s Solutions Manual, Section 5.2
Exercise 9
In Exercises 9–16, convert each angle to degrees.
9. 4π radians
solution
Start with the equation
2π radians = 360
.
Multiply both sides by 2, obtaining
4π radians = 2 · 360
= 720
.

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