Final answer:
Hierarchical scale is used to represent hierarchical data by dividing the space into rectangles that are sized and ordered by a measure. The more important a figure, the larger it appears compared to others.
Step-by-step explanation:
The space divided into rectangles that are sized and ordered by a measure is bHierarchical scale is scale based on relative importance, where the more important a figure is, the larger it appears compared to those around it. This type of scale is commonly used to represent hierarchical data, such as organizational structures or classification systems.