Question

To find no. Of diagonals from sides of polygon

Answer 1

Answer:

n(n-3)/2

Step-by-step explanation:

The number of diagonals in a polygon = n(n-3)/2, where n is the number of polygon sides.

Answer 2

Answer:

${}{ \bf{ \frac{n(n - 3)}{2} }} \\ \\ where \: n \: is \: the \: number \: of \: polygon sides.$