The expression for the number of diagonals that we can make from one vertex of a (2n-1) sided polygon is _________.

2n - 4

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2n - 3

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2n - 5

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2n + 4

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Solution

The correct option is A
2n - 4

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Question 15

Out of the four options, only one is correct. Write the correct answer.

The expression for the number of diagonals that we can make from one vertex of a n-sided polygon is
(a) 2n+1
(b) n-2
(c) 5n+2
(d) n-3

(2 n - 1)

The expression for the number of diagonals that we can make from one vertex of a $n$ sided polygon is:

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