Parallel and Perpendicular Lines Notes · Parallel and Perpendicular Lines Notes 1 Opener Find the slope of a line passing through the points (2, 7) and (6, 5) Grab a Notes Sheet!

Parallel and Perpendicular Lines Notes

1

OpenerFind the slope of a line passing through the points (2, 7) and (6, 5)

Grab a Notes Sheet!


2

Today's Agenda• Unit 6- Coordinate Geometry


3

BrainstormWhat comes to mind when you think about graphing lines?


4

RefresherFinding a slope from a graph:


5

Finding a slope from two points:Ex. (4, 9) and (6, 0)

Write the equation of a line with a slope of 4/5 and a yintercept of 8:y = mx + b


6

With your groups: Work on #1-4


7

With your groups: Work on #5-8


8

#9 Graph the line parallel to that passes through point P and writethe equation of the line.


9

#10 Are an perpendicular? Why or why not?


10

#11 a. Graph the line that passes through (2 , -2) and has a slope -1/3b. Write the equation of the new line.

Can we write this equation in slope-intercept form?


11

Point-Slope Formyy1 = m(xx1)

line that passes through (2 , -2) and has a slope -1/3


12

On your own: #12-13

Parallel and Perpendicular Lines Notes · Parallel and Perpendicular Lines Notes 1 Opener Find the slope of a line passing through the points (2, 7) and (6, 5) Grab a Notes Sheet!

Documents