Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 14 - Graph Theory - 14.1 Graphs, Paths, and Circuits - Exercise Set 14.1 - Page 901: 36


Vertex D is adjacent to vertex E.

Work Step by Step

Two vertices are adjacent if there is an edge which connects the two vertices. There is an edge which connects vertex E and vertex D, so vertex D is adjacent to vertex E. There are no other edges which connect vertex E with other vertices.
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