##### Subchapters

- Maintaining Mathematical Proficiency
- Mathematical Practices
- Pairs of Lines and Angles
- Parallel Lines and Transversals
- Proofs with Parallel Lines
- What Did You Learn?
- Quiz
- Proofs with Perpendicular Lines
- Equations of Parallel and Perpendicular Lines
- Chapter Review
- Chapter Test
- Standards Assessment

##### Mathleaks Courses

Parallel and Perpendicular Lines (Geometry) is also available in Mathleaks Courses, visit mathleaks.com/study for theory, tests and exercises with solutions.

- Using Properties of Parallel Lines
- Using Properties of Perpendicular Lines
- Proving Relationships of Parallel and Perpendicular Lines