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Why is it a two-column proof? A video introduces the class to the concept of a two-column proof and how to set one up. The segment of a playlist on basic geometry highlights the types of reasons that can be in a proof.
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Concepts
Additional Tags
Instructional Ideas
- Start by using two-column proofs to solve an equation and give a reason for each step
Classroom Considerations
- Pupils should be aware of how a proof problem is given
- Individuals should know what postulates are
- This video is hosted on YouTube
Pros
- Includes a link to other resources
- Contains an outline of lessons in reasoning and proof
Cons
- None