## Trigonometry (11th Edition) Clone

Published by Pearson

# Chapter 8 - Complex Numbers, Polar Equations, and Parametric Equations - Section 8.5 Polar Equations and Graphs - 8.5 Exercises - Page 394: 39

#### Answer

The polar equation is: $r = 4$ We can see the graph below:

#### Work Step by Step

$x^2+y^2 = 16$ $r = \sqrt{x^2+y^2} = \sqrt{16} = 4$ The polar equation is: $r = 4$ We can see the graph below:

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