Elementary Geometry for College Students (5th Edition)

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

Chapter 1 - Section 1.3 - Early Definitions and Postulates - Exercises - Page 29: 12a

Answer

No difference

Work Step by Step

The double arrow indicates a line running through the two points. Since both runs through points C and D, there's no difference between them.
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