Question: Which of the following statements about the diagonals of a polygon is true?

Options:

1. A polygon with n sides has n diagonals.
2. The number of diagonals in a polygon is given by n(n-3)/2.
3. All diagonals of a polygon are equal in length.
4. Diagonals can only be drawn in convex polygons.

Correct Answer: The number of diagonals in a polygon is given by n(n-3)/2.

Solution:

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