Hatchur lines would most likely be drawn on a topographic map to indicate a?

Hatchur lines, or hachures, are used on topographic maps to indicate the steepness of slopes or the direction of landforms. They appear as short, parallel lines that are drawn on the downhill side of a contour line, helping to represent terrain features like ridges and valleys. The density and orientation of the hachures provide visual cues about the gradient and relief of the landscape.