Answer
Please see the graph.
Work Step by Step
$5x^2+5y^2=25$
$(5x^2+5y^2)/5=25/5$
$x^2+y^2=5$
This is a circle with center $(0,0)$.
$x^2+y^2=5$
The square of the radius is 5, so the length of the radius is $\sqrt 5$, or 2.236.
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 10 - Section 10.1 - The Parabola and the Circle - Exercise Set - Page 612: 99
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