6.6 NOTES – Parallel and Perpendicular Lines
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___________________________________________________________
Are the two lines
parallel? _____________
Explain how you know:
____________________
____________________
____________________
____________________
Are the two lines
parallel? _____________
Explain how you know:
____________________
____________________
____________________
____________________
Review:
Two lines are parallel if ______________________________________________________________________
**You have a point find the
slope and use point-slope
form!!!!
Then put it into slopeintercept form for your final
answer
Just watch the video!
Don’t write it down,
you won’t have to
know how to do it 
**You have a point find the
slope and use point-slope
form!!!!
Then put it into slopeintercept form for your final
answer
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________________________________
Opposite Reciprocal Examples
Give the opposite reciprocal of each number:
1.


 _____

3. −   _____
4. – 4  ______
**You have a point find the slope and use point-slope form!!!!
Then put it into slope-intercept form for your final answer
**You have a point find the
slope and use point-slope
form!!!!
Then put it into slope-intercept
form for your final answer
CHAPTER 6 TEST ON MONDAY!!!!!!
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6.6 NOTES – Parallel and Perpendicular Lines