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: 31

Answer

a) Diameter of the Tree: 45.86 cm b) To find the diameter of a circle when you know the circumference simply divide by $\pi$ or 3.14.

Work Step by Step

Circumference of a Circle: $C$ = $\pi$$d$ Therefore: 144 cm = 3.14$d$ $d$ = 45.86 cm
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