Question

The number of diagonals of a polygon of n side is n(n-3) find the number of diagonals of a polygon of 15 sides​

Answer 1

Answer:

180

Step-by-step explanation:

For n number of sides, formula given is n(n-3)

For 15 number of sides=

⇒n(n-3)

⇒15(15-3)

⇒15×12

⇒180

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