which diagram shows the wavelength of a wave?

# Brief Explanations: The wavelength of a wave is the distance between two consecutive points that are in - phase (e.g., two crests or two troughs). In a wave diagram, it is typically measured from one peak to the next peak or one trough to the next trough. # Answer: The diagram that shows the distance between two consecutive identical points (like two crests or two troughs) represents the wavelength of a wave. Without specific labels on the given diagrams, one would look for the diagram with a line segment connecting two such consecutive identical points on the wave - form.