Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 2 - Solving Equations - 2-8 Proportions and Similar Figures - Practice and Problem-Solving Exercises - Page 134: 11



Work Step by Step

Because the figures are similar, we can create the following proportion: $\frac{60}{k}=\frac{36}{60}$ cross multiply $36k=60\times60$ multiply $36k=3600$ divide both sides by 36 $36k\div36=3600\div36$ $k=100$
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