Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 8 - Geometry - 8.6 Circles - 8.6 Exercises: 8

Answer

Circumference of the Circle: 257.48 cm Area of the Circle: 5278.34 cm$^{2}$

Work Step by Step

Circumference of a Circle: $C$ = $2$$\pi$$r$ Therefore: $C$ = 2(3.14)(41 cm) $C$ = 257.48 cm Area of a Circle: $A$ = $\pi$$r$$^{2}$ Therefore: $A$ = (3.14)(41 cm)$^{2}$ $A$ = 5278.34 cm$^{2}$
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