Angles in a Full Circle

Come full circle with a lesson on angles. A noteworthy video describes how to calculate the measures of missing angles in a diagram. It goes through several examples in which the sum of the angles is always a full circle, or 360 degrees.

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CCSS: Adaptable
Instructional Ideas

  • Use the video with pupils struggling with the concept
Classroom Considerations

  • Learners should be familiar with angles being additive
  • An understanding of the right angle mark is necessary
Pros

  • Gives some textbook exercises and practice problems
Cons

  • Young pupils may not find the video to be of interest
Common Core