Circumference and diameter differ by just a factor of pi. A short video shows viewers how to calculate circumference given the diameter. It also gives an example of determining the diameter given the circumference.

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CCSS: Adaptable
Instructional Ideas

  • Use the resource as part of an intervention strategy
Classroom Considerations

  • Learners should be able to use the pi key on a calculator
  • Note that the resource is intended for pupils studying for the GCSE and uses notation that may not be familiar to US learners

  • Shows each step of the required work

  • Handwriting is difficult to read at times
Common Core