Geometry: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281159
ISBN 13: 978-0-13328-115-6

Chapter 11 - Surface Area and Volume - Algebra Review: 3

Answer

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

Work Step by Step

We use the formula for the area of a circle to obtain: A=$\pi$$r^{2}$ $\frac{A}{\pi}$=$r^{2}$ $\sqrt \frac{A}{\pi}$=r
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