Intermediate Algebra (12th Edition)

Published by Pearson
ISBN 10: 0321969359
ISBN 13: 978-0-32196-935-4

Chapter 6 - Section 6.6 - Variation - 6.6 Exercises - Page 417: 20

Answer

$\text{The diameter of a circle varies directly as the length of its radius.}$

Work Step by Step

In the equation $d=2r$, $d$ varies directly as $r$ with a constant of variation of $2$. Thus: $\text{The diameter of a circle varies directly as the length of its radius.}$
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