A planar graph can have 7 vertices, 9 edges, and 3 faces.Question 2Select one:TrueFalse

A connected planar graph having 6 vertices, and 7 edges contains _____, regions.a)3b)1c)11d)15

A connected planar graph having 6 vertices, 7 edges contains _____________ regions.Select one:a.15b.3c.1d.11

If a graph has 10 vertices, and you apply the "Contraction" operation to one of its edges, how many vertices will the resulting graph have?a)12b)10c)11d)9

If a graph has 10 vertices, and you apply the "Contraction" operation to one of its edges, how many vertices will the resulting graph have?a)11b)10c)12d)9

A graph G has 21 edges, 3 vertices of degree 4 and other vertices are of degree 3. Findthe number of vertices in G.