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## Geometry (Eureka Math/EngageNY)

### Unit 4: Lesson 2

Topic B: Perpendicular and parallel lines in the Cartesian plane- Parallel & perpendicular lines intro
- Parallel & perpendicular lines from graph
- Parallel & perpendicular lines from graph
- Parallel lines from equation
- Parallel lines from equation (example 2)
- Parallel lines from equation (example 3)
- Perpendicular lines from equation
- Parallel & perpendicular lines from equation
- Writing equations of perpendicular lines
- Writing equations of perpendicular lines (example 2)
- Write equations of parallel & perpendicular lines
- Proof: parallel lines have the same slope
- Proof: perpendicular lines have opposite reciprocal slopes

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# Write equations of parallel & perpendicular lines

CCSS.Math: HSG.GPE.B.5

## Problem

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