Question

Find the number of diagonals of a hexagon.

Answer 1

it has 18 diagonals.
1 side have three diagonals.
hope it is helpful for u.

Answer 2

The hexagon had 6 vertices with 3 diagonalswhich gives you 18 divided by 2 equals 9 diagonals. I tested the others and this method worked. I also noticed a pattern between the number of sides and how many diagonals came from each vertex.