1. Darius Bellamy
Powerpoint

2. Parallel lines
Parallel lines are lines in a plane which do not meet; that is, two lines in a plane that do not intersect or touch at any point are said to be parallel.
Same slope
Cut by transversal

3. Perpendicular lines
Lines that are at right angles (90°) to each other.
Opposite reciprocals
Cut by transversal

4. Parallel lines and Perpendicular lines
Parallel lines are lines in a plane which do not meet; that is, two lines in a plane that do not intersect or touch at any point are said to be parallel.
Parallel- Rail road tracks and A football field
Perpendicular lines that are at right angles (90°) to each other.
Perpendicular- 4 way intersect and baseball field.