Perplexing Parallelograms

This Perplexing Parallelograms lesson plan also includes:

Explore the unique patterns of mathematics with a parallelogram activity. Young scholars use geometry software to partition a parallelogram into four unique parallelograms. They then measure the sides and calculate the area of each parallelogram to discover an interesting relationship.

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CCSS: Designed
Instructional Ideas

  • After finding the area of the parallelograms, form groups to compare results and form their conjectures
Classroom Considerations

  • Requires computers with Geometer's SketchPad or similar software
  • Expects individuals to measure with a ruler and calculate the area of parallelograms

  • Provides a handout with instructions for pupils to follow
  • Includes a teacher guide with specific details to help with planning

  • None
Common Core