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This Triangle Sum Theorem: Lesson instructional video also includes:
The measures all add up. The presentation, part of a helpful playlist on geometry, provides the statement of the Triangle Sum Theorem. Using the theorem, the video shows how to find the missing measure of an angle.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Develop a proof of the Triangle Sum Theorem
Classroom Considerations
- Individuals should know how to solve linear equations
- The class should be familiar with different types of triangles
- This video is hosted on YouTube
Pros
- Works a variety of problems using the Triangle Sum Theorem
- Links to other CK-12 resources on finding the angle of a triangle
Cons
- None