hi·er·ar·chy ˈhī(ə)rärkē/ noun a system or organization in which people or groups are ranked one above the other according to status or authority. As we learned in math class yesterday, a hierarchy in geometry is very similar to the definition above. Except instead of talking about people (like military ranks), we are classifying shapes based on their properties. You start with a broad category at the top of the chart, like "Polygons." As you add branches, you split off to define specific...
