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4th Edition

Richard N. Aufmann + 3 others

Publisher: Cengage Learning

ISBN: 9781305965584

Chapter 5.3, Problem 11ES

Textbook Problem

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Show that the graph is *not* planar.

To determine

**To Prove:**

The given graph is not a planar.

**Given information:**

The graph is

**Theorem used:**

__Sub graph theorem: __If a graph G has a subgraph that is not a planar, Then G is also not a planar. In particular, if G contains the Utilities Graph or

**Proof:**

Naming the vertices of the given graph as

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