To determine the equation of the vertical line of reflection for a polygon, you would need to analyze the symmetry of the polygon and identify the line around which it mirrors itself.
If the polygon is symmetric about a vertical line, that line will be located at the midpoint of the polygon's width. For example, if the polygon extends from x = -3 to x = 3, the line of reflection would be at x = 0, which is the average of -3 and 3.
If you provide me with specific coordinates for the vertices of the polygon or describe its position, I can help you find the exact equation of the vertical line of reflection. Otherwise, the general form of the equation is \( x = a \), where \( a \) is the x-coordinate that represents the line of symmetry.