# Chapter 4 - Section 4.1 - Angles and Radian Measure - Exercise Set - Page 532: 42

#### Work Step by Step

$\frac{4\pi}{3}$ radians It is a positive angle and obtained by rotating the terminal side counterclockwise $\frac{4\pi}{3}$ = $\pi$ + $\frac{\pi}{3}$ radians. So $\frac{4\pi}{3}$ radians lies in quadrant III Find the attachment.

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