Elementary Geometry for College Students (5th Edition)

Published by Brooks Cole
ISBN 10: 1439047901
ISBN 13: 978-1-43904-790-3

Chapter 2 - Section 2.3 - Proving Lines Parallel - Exercises - Page 91: 19

Answer

PROOF Statements | Reasons 1.) $\overline{AD}$ $\bot$ $\overline{DC}$ and $\overline{BC}$ $\bot$ $\overline{DC}$ | 1.) Given 2.) $\overline{AD}$ $\parallel$ $\overline{BC}$ | 2.) If two lines are each $\bot$ to a third line, then these lines are $\parallel$ to each other

Work Step by Step

PROOF Statements | Reasons 1.) $\overline{AD}$ $\bot$ $\overline{DC}$ and $\overline{BC}$ $\bot$ $\overline{DC}$ | 1.) Given 2.) $\overline{AD}$ $\parallel$ $\overline{BC}$ | 2.) If two lines are each $\bot$ to a third line, then these lines are $\parallel$ to each other
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