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UGC-NET | NTA UGC NET 2019 June - II | Question 20
Suppose that a connected planar graph has six vertices, each of degrees four. Into how many regions is the plane divided by a planar representation of this graph?
(A)
6
(B)
8
(C)
12
(D)
10
Answer
Please comment below if you find anything wrong in the above post
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