Slopes of Parallel and Perpendicular Lines
Draw a nonvertical line. Then create a line parallel to your line. Find the slope of each line.
What are your 2 slopes?
What do you notice about the 2 slopes?
Repeat the process with a new pair of lines.
What are your 2 slopes?
What do you notice about the 2 slopes?
Make a conjecture based on your findings.
Draw a nonvertical line. Then create a line perpendicular to your line. Find the slope of each line.
What are your 2 slopes?
What is the product of your 2 slopes?
Repeat the process with a new pair of lines
What are your 2 slopes?
What is the product of your 2 slopes?
Make a conjecture based on your findings.