## College Algebra (10th Edition)

Published by Pearson

# Chapter 2 - Section 2.4 - Circles - 2.4 Assess Your Understanding: 5

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#### Work Step by Step

RECALL: The standard form of the equation of a circle whose center is at the origin is: $x^2+y^2=r^2$ where $r$ = radius The given equation can be written as: $x^2+y^2=3^2$ Thus, the radius of the circle is $3$. The given statement is true.

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