In an `n' sided polygon, the number of diagonals that can be drawn is equal to the number of sides. Then `n' is -

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Solution

The correct option is D
5

$\frac{n (n - 3)}{2}$ = n $\Rightarrow$ n = 5

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In an `n' sided polygon, the number of diagonals that can be drawn is equal to the number of sides. Then `n' is -

The correct option is D 5 n(n−3)2= n ⇒ n = 5

The correct option is D
5

$\frac{n (n - 3)}{2}$ = n $\Rightarrow$ n = 5