Exterior Angles in Convex Polygons: Lesson

This Exterior Angles in Convex Polygons: Lesson video also includes:

Going around is the same no matter the number of sides. An installment in a geometry playlist explains exterior angles of a convex polygon. The video presents the formula to find the sum of the angles along with the formula for finding one angle if the polygon is regular.

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Instructional Ideas

  • Lead a discussion on why the same colored angles in the video are congruent
Classroom Considerations

  • The class should be familiar with convex polygons
  • It would be helpful if individuals knew the names of common polygons

  • Contains a link to other CK-12 resources on exterior angles
  • Shows solving example problems

  • None