What properties does area possess? Solidify the area properties that pupils learned in previous years. Groups investigate the five properties using four problems, which then provide the basis for a class discussion.

Concepts

area, area of polygons, area of rectangles, area of triangles

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Additional Tags

math

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Instructional Ideas

• Create cutouts of figures used in the lesson in order to help the class visualize the overlaps and pieces
• Provide examples of unions and intersections to demonstrates the difference between the two

Classroom Considerations

• Properties of area may be unfamiliar to learners who have only worked with formulas
• The second installment of a 14-part series.

Pros

• The resource includes answer keys
• Encourages individuals to create an organizer for notes

Cons

• None

Common Core

HSG-GMD.A.1 MP7