Basic students identify a rectangle or square as a quadrilateral.
Reason with shapes and their attributes.
No resources have been tagged as aligned with this standard.
Basic students classify two-dimensional figures into basic subcategories.
Classify polygons in a hierarchy based on properties.
Distinguish between defining attributes (e.g., triangles are closed and three-sided) versus non-defining attributes (e.g., color, orientation, overall size); for a wide variety of shapes; build and draw shapes to possess defining attributes.
Proficient students classify two-dimensional figures in a hierarchy based on properties.
Advanced students evaluate simple logical arguments to show that attributes belonging to a category of two-dimensional figures also belong to all subcategories of that category.