Find the number of diagonal in hexagon.

Given: A hexagon.

To do: To find the number of diagonals in a hexagon.

Solution:

 Number of diagonals in a polygon$=\frac{n( n-3)}{2}$, here $n=$Number of sides of the polygon.

We have a hexagon, therefore $n=6$

$\therefore$ Number of diagonals in a hexagon$=\frac{6( 6-3)}{2}=9$

Thus, number of diagonals in a hexagon is $9$.

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Updated on: 10-Oct-2022

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