College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter R - Section R.3 - Geometry Essentials - R.3 Assess Your Understanding - Page 36: 3

Answer

$2\pi r$

Work Step by Step

To find the circumference of a circle you must multiply the radius, half the length across the circle, by $2\pi$.
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