They've all got four sides, but some have more interesting properties. Scholars learn the names of quadrilaterals. They also explore some properties of these quadrilaterals, including congruent angles, congruent and parallel sides, and lines of symmetry.

Concepts

quadrilaterals, squares, rectangles, rhombus, parallelograms, kites, trapezoids, lines of symmetry

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Additional Tags

math

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Instructional Ideas

• Have pupils create a classification chart for quadrilaterals
  

Classroom Considerations

• Note that the video refers to trapezoids as trapeziums
• Learners should be familiar with lines of symmetry
  

Pros

• Simple and concise explanations
  

Cons

• Does not take diagonals into account
  

Common Core

4.G.A.2