Topic 4-4 Parallel and Perpendicular slopes

After watching this video you will take the short online Quiz to the right.

This video reviews you on Parallel and Perpendicular Slopes

• Parallel Slopes are always equal to the original slope

• Perpendicular Slopes are always opposite reciprocals.  Which means their values are flipped and their signs are opposite.

Be ready for the HOT question.  How do you know when it is neither parallel or perpendicular and give an example?