A Cardioid for Valentine’s Day

This A Cardioid for Valentine’s Day worksheet also includes:

It's Valentine's Day in geometry class! Celebrate the day of love with a heart-themed activity in which young mathematicians create a cardioid on polar graph paper.

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CCSS: Adaptable
Instructional Ideas

  • Allow class members to choose one of the four methods to solve the problem, or for advanced learners, have them try each one
  • Assign the project for homework and have individuals share the various ways they created their cardioids
Classroom Considerations

  • One option requires a graphing calculator and a compass
  • Try darkening the lines on the polar graph paper before printing to make them easier to see

  • Multiple options offer opportunities for differentiation
  • Provides versatile polar graph paper on the last page of the resource

  • None