Geometry: Common Core (15th Edition)

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

Chapter 3 - Parallel and Perpendicular Lines - 3-3 Proving Lines Parallel - Got It? - Page 159: 4



Work Step by Step

c$\parallel$d when the corresponding angles formed by the transversal are congruent. $55=3w-2\longrightarrow$ solve for w when the two angles are congruent $57=3w\longrightarrow$ addition property of equality $19=$ division property of equality
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