- Name angles using notations such as < ABC, etc.
- Describe and illustrate the different angles (right, acute, and obtuse) using models
- Identify parts of an angle
- Describe the attributes/properties of triangles and quadrilaterals using concrete objects or models.
- Identify and describe triangles according to sides and angles
- Identify and describe the different kinds of quadrilaterals: square, rectangle, parallelogram, trapezoid, and rhombus
- Relate triangles to quadrilaterals
- Relate one quadrilateral to another quadrilateral
- Find the perimeter of quadrilaterals and composite figures
