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This Parallelogram Proofs: Quadrilaterals that are Parallelograms interactive also includes:
What conditions must be met for a quadrilateral to be a parallelogram? A slider interactive allows individuals to move the vertices of a quadrilateral. They answer questions that prove whether a given quadrilateral is a parallelogram.
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Instructional Ideas
- Apply the open discussion question as a class discussion prompt
Classroom Considerations
- A free CK-12 account is necessary to access the resource
- Pupils should be able to identify quadrilaterals and parallelograms
Pros
- Includes links to YouTube videos in the tutorial
- Some of the challenge questions provide hints for struggling learners
Cons
- None