Standards

NC.3.G.1

Reason with two-dimensional shapes and their attributes.

• Investigate, describe, and reason about composing triangles and quadrilaterals and decomposing quadrilaterals.
• Recognize and draw examples and non-examples of types of quadrilaterals including rhombuses, rectangles, squares, parallelograms, and trapezoids.

Skills

1. Reason with two-dimensional shapes and their attributes.
2. Investigate, describe and reason about composing triangles and quadrilaterals and decomposing quadrilaterals.
3. Recognize and draw examples and non-examples of types of quadrilaterals including rhombuses, rectangles, squares, parallelograms, and trapezoids.
4. Compose and decompose quadrilaterals using triangles and quadrilaterals.

Vocabulary

• Non-example
• Quadrilateral
• Rhombus
• Rectangle
• Square
• Parallelogram
• Trapezoid

Resources for Parents

Anchor Charts