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## Ch. 3 Perpendicular and Parallel Lines## 3.1 Lines and AnglesAt the end of this section, you will be able to: - Identify relationships between lines.
- Identify angles formed by transversals.
## 3.2 Proof and Perpendicular LinesAt the end of this section, you will be able to: - Write different types of proof.
- Prove results about perpendicular lines.
## 3.3 Parallel Lines and TransversalsAt the end of this section, you will be able to: - Prove and use results about parallel lines and transversals.
- Use properties of parallel lines to solve real-life problems.
## 3.4 Proving Lines Are ParallelAt the end of this section, you will be able to: - Prove that two lines are parallel.
- Use properties of parallel lines to solve real-life problems.
## 3.5 Using Properties of Parallel LinesAt the end of this section, you will be able to: - Use properties of parallel lines in real-life situations.
- Construct parallel lines using straightedge and compass.
## 3.6 Parallel Lines in the Coordinate PlaneAt the end of this section, you will be able to: - Find slopes of lines and use slope to identify parallel lines in a coordinate plane.
- Write equations of parallel lines in a coordinate plane.
## 3.7 Perpendicular Lines in the Coordinate PlaneAt the end of this section, you will be able to: - Use slope to identify perpendicular lines in a coordinate plane.
- Write equations of perpendicular lines.
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