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Investigating the Slopes of Parallel and Perpendicular Lines

High schoolers investigate parallel and perpendicular lines. They use Cabri Jr. to construct and explore the relationships between the slopes of parallel and perpendicular lines. The drawing and measurement tools available with Cabri Jr. allow learners to form and verify conjectures.

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CCSS: Designed
Concepts

Resource Details

Grade
9th - 12th
Subjects
Math
1 more...
Resource Type
Lesson Plans
Language
English
Instructional Strategy
Inquiry-Based Learning
Technology
Calculator
Year
2006
Included Materials

  • Investigating the Slopes of Parallel and Perpendicular Lines
  • Project