Elementary Geometry for College Students (7th Edition)

Published by Cengage
ISBN 10: 978-1-337-61408-5
ISBN 13: 978-1-33761-408-5

Chapter 5 - Section 5.3 - Proving Lines Parallel - Exercises - Page 245: 41


The proof is in the following form: Column 1 of proof; Column 2 of proof. Thus, we have: 1. The altitude of a right triangle is orthogonal to the base; this is the definition of an altitude. 2. The right angles are congruent; right angles are always congruent to each other 3. The angle shared by both triangles is congruent; identity property. 4. Thus, the two right triangles are similar; AA
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.