What's the best way to dig a ditch? Scholars watch a video that shows the progress of ditch digging from two ends. Using coordinate geometry, they determine whether two ends will eventually connect to form one single ditch or not.

Concepts

coordinate geometry, coordinate plane, slope

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Additional Tags

math

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Instructional Ideas

• Have the class brainstorm other applications where this type of reasoning is beneficial

Classroom Considerations

• Learners should have experience with the concepts of slope and coordinate geometry
• Note that the resource is difficult to provide to pupils in print form, as the videos are an essential component to the lesson
  

Pros

• Includes answer key video and Desmos simulators
  

Cons

Common Core

8.EE.C.7.a MP4