Circles, What Is Pi?

Understanding the basic of circles is as easy as pi. The resource introduces the definition of a circle along with its dimensions, circumference, diameter, and radius. Using graphics, the video shows the approximation of pi and how to determine it.

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CCSS: Adaptable
Instructional Ideas

  • Construct a graphic organizer of a circle and its parts and have the class identify them
  • Lead a discussion on the why the definition must be so precise
Classroom Considerations

  • Class members should have a basic understanding of a circle
Pros

  • Uses colors to help distinguish the diameters when wrapping them around the circle
  • Includes some humor to increase engagement
Cons

  • None
Common Core