Area of a Circle

New Review

Circle back and use the resource to review area. Young pupils see how to find the area of a circle given its radius or diameter. The instructive video also shows an example of how to find the radius given the area.

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CCSS: Adaptable
Instructional Ideas

  • Use the worksheet as homework
Classroom Considerations

  • Learners should know how to evaluate squares and square roots
  • Understanding of the relationship between the radius and diameter is a prerequisite
  • Video assumes students use a calculator for computations involving pi
Pros

  • Shows and explains each line of work
Cons

  • When determining r, the video does not show the proper steps for solving an equation
Common Core