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Question

A planar graph G has 7 vertices. One of the vertices has degree 4, two vertices have degree 3, and four vertices

have degree 2. How many regions does G have?

Top Answer

Investigate! When a connected graph can be drawn without any edges crossing, it is called planar . When a planar graph is... View the full answer

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4 have .7 vertices
degree 4 means 4 edges connected with
that vertices
it a vertices A have a dogree
A
C$
Stankbw
- with.
we have to draw two vertices have
CamScann3 dogrel

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