Answer
31.4
Work Step by Step
We know the following equation for the circumference of the circle:
$$C=2\pi r \\ C=2(3.14)r \\ C=6.28r$$
With the approximation of pie considered, it follows:
$$C=6.28(5)=31.4$$
Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)
by Bittinger, Marvin L.; Ellenbogen, David J.; Johnson, Barbara L.
Published by
Pearson
ISBN 10:
0-32184-874-8
ISBN 13:
978-0-32184-874-1
Chapter 4 - Polynomials - 4.3 Polynomials - 4.3 Exercise Set - Page 252: 64
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