Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: G Gpe Parallel Lines in the Coordinate Plane

For Teachers 9th - 10th Standards
The goal of this task is to prove the slope criterion for parallel lines. Aligns with HSG-GPE.B.5.
Unit Plan
Vision Learning

Visionlearning: Linear Equations in Science: Relationships With Two Variables

For Students 9th - 10th Standards
An introduction to the history of linear equations and how they relate to science.