Question

EXERCISE 19B
1. Define Euler's relation between the number of faces, number of edges and number of
vertices for various 3-dimensional figures.​

Answer 1

Answer:

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Step-by-step explanation:

Ans: In a 3-dimensional figure, let the number of faces be F; the number of edges be E and the number of vertices be V.

Then, the Euler’s relation is given by

F – E + V = 2

Answer 2

Answer:

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