7. Let G be a connected 5-regular planar graph. Prove that the number of faces of G is congruent to 2 (mod 3)

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7. Let G be a connected 5-regular planar graph. Prove that the number of faces of G is congruent to 2 (mod 3)

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7 Let G Be A Connected 5 Regular Planar Graph Prove That The Number Of Faces Of G Is Congruent To 2 Mod 3 1
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7. Let G be a connected 5-regular planar graph. Prove that the number of faces of G is congruent to 2 (mod 3)
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