Unit 5
Polygons - Triangles and Quadrilaterals
Parent Letter
Standards
Classify two-dimensional figures into categories based on their properties.
G.3 Understand that attributes belonging to a category of two-dimensional figures also belong to all subcategories of that category. For example, all rectangles have four right angles and squares are rectangles, so all squares have four right angles.
G.4 Classify two-dimensional figures in a hierarchy based on properties.
Polygons
Attributes or Characteristics
* All sides are straight
*Closed figure
*No curved lines
*No Intersecting lines
Regular Polygons-All sides and angles are congruent (equal)
Irregular Polygons-Their sides and angles are all congruent.
Triangles
Quadrilaterals
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Geometry
Polygon or Not
Polygon Shape Shoot
Quadrilateral Shape Game
Math Playground Classifying Triangles
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