Geometry: Common Core (15th Edition)

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

Entry-Level Assessment - Page xl: 21


D) 7 in

Work Step by Step

Write the proportions as fractions and cross multiply to find the missing value. $\frac{1}{25}=\frac{x}{175}$ cross multiply $25x=175$ divide each side by 25 $25x\div25=175\div25$ simplify $x=7$
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