Circumference of a Circle

Apple, cherry, pecan, or circumference: so many different uses for pi! Delve into the calculations relating to the circumference of a circle. The instructor applies the circumference formula to three different types of problems.

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CCSS: Adaptable
Instructional Ideas

  • Post the video as a review for those needing remediation
  • Assign the video as homework in preparation for in-class practice
Classroom Considerations

  • Pupils require Internet access to watch the YouTube video
  • The 13th lesson in a series of 40
Pros

  • Discusses approximate answers and leaves answers in terms of pi
  • Includes problems with different unknowns
Cons

  • None
Common Core