Precalculus (10th Edition)

Published by Pearson
ISBN 10: 0-32197-907-9
ISBN 13: 978-0-32197-907-0

Appendix A - Review - A.8 Problem Solving: Interest, Mixture, Uniform Motion, Constant Rate Job Applications - A.8 Assess Your Understanding - Page A69: 9

Answer

$A=\pi r^2,$ where $r$ is the radius of the circle and $A$ is the area

Work Step by Step

Let the area is $=A$ and radius is $r$. Area $=$product of $\pi$ and square of the radius. The mathematical equation is $A=\pi r^2$.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.