Grade 3 - Shape and Space
Standard 3.SS.5 - Compare and identify similar or different two dimensional shapes.
Included Skills: Comparison, Geometry
Demonstrate understanding of 2-D shapes (regular and irregular) including triangles, quadrilaterals, pentagons, hexagons, and octagons including: • describing • comparing • sorting. • Identify the sorting rule used on a pre-sorted set of polygons. • Generalize definitions for regular and irregular polygons based on a concept attainment activity or from pre-sorted sets. • Observe, describe the characteristics of, and sort polygons found in situations relevant to self, family, or community (including First Nations and Métis), into irregular and regular polygons (e.g., the bottom of a kamatiq, the screen of a TV, the bottom of a curling broom, and an arrowhead). • Analyze irregular and regular polygons in different orientations in terms of the characteristics of the polygons (such as number or measurement of sides and angles).