Open In App
Related Articles

ISRO | ISRO CS 2009 | Question 80

Improve Article
Save Article
Like Article

If G is a graph with e edges and n vertices, the sum of the degrees of all vertices in G is
(A) e
(B) e/2
(C) e2
(D) 2 e

Answer: (D)

Explanation: Since the given graph is undirected, every edge contributes as twice in sum of degrees. So the sum of degrees is 2e.

Option (D) is correct.

Quiz of this Question
Please comment below if you find anything wrong in the above post

Last Updated : 06 Jun, 2018
Like Article
Save Article
Similar Reads