Geometry: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281159
ISBN 13: 978-0-13328-115-6

Chapter 7 - Similarity - 7-1 Ratios and Proportions - Practice and Problem-Solving Exercises - Page 436: 17

Answer

4

Work Step by Step

Given $\frac{1}{3}$=$\frac{x}{12}$ Cross multiply. 3x=12 x=4
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