Grade 5 · Geometry

CCSS.MATH.CONTENT.5.G.B.3

Understand that attributes belonging to a category of two-dimensional figures also belong to all subcategories of that category.

Read this standard on the official Common Core site

Lessons that teach this standard

• Classifying Quadrilaterals: The Shape Hierarchy

  How quadrilaterals are sorted by their properties, why every square is a rectangle, and how a shape inherits every attribute of the categories it belongs to.