Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 10 - Review - Page 747: 73


$r$=$\frac{5}{\sqrt \pi}$

Work Step by Step

Step 1: The formula to be used here is, $r$=$\sqrt\frac{A}{\pi}$ Step 2: According to the question, A= 25 square meters Step 3: Substituting the value of A into the equation, $r$=$\sqrt\frac{25}{\pi}$ Step 4: $r$=$\frac{5}{\sqrt \pi}$
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