5.GR.B: Classify two-dimensional figures based on properties.

Classify two-dimensional figures based on properties.

5.GR.B.2Explain that attributes belonging to a category of two-dimensional figures also belong to all subcategories of that category (e.g., all rectangles have four right angles and squares are rectangles, so all squares have four right angles).5.GR.B.3Classify two-dimensional figures based on properties. a. Classify triangles based on properties (e.g., angle measure, side lengths). b. Classify quadrilaterals in a hierarchy based on properties (e.g., side lengths, angle measures, presence of parallel or perpendicular sides).

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