State Euler's formula for polyhedrons. Using Euler's formula find then – InterviewSolution

1.

State Euler's formula for polyhedrons. Using Euler's formula find thenumber of edges if faces are 9 and vertices are 9.

Answer»

Euler's formula tells us that

V - E + F = 2;

or, in words: the number of vertices, minus the number of edges, plus the number of faces, is equal to two.

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