Answer
$0.5$ units
Work Step by Step
Plugging in $S=\frac{3\pi}{4}$ into the formula from a) we get: $r=\frac{1}{\sqrt\pi}\sqrt{\frac{3\pi}{4}+\frac{\pi}{4}}-0.5=\frac{1}{\sqrt\pi}\sqrt{\pi}-0.5=1-0.5=0.5$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 6 Rational Exponents and Radical Functions - 6.5 Graph Square Root and Cube Root Functions - 6.5 Exercises - Problem Solving - Page 451: 40c
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