Writing Linear Equations Worksheet Page 15

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Today’s Date: ____________
5.5 Write Equations of Parallel and Perpendicular Lines
Parallel lines have the ________ slope.
Graph the two lines: y = 3x + 2
y = 3x - 4
Write the slope of a line that is parallel to each line.
1
1.
y =
+ 2
___________ 2.
2x – 3y = 9
___________
x
4
Perpendicular lines have ____________________________ slopes.
Here are a couple examples:
Graph the two lines: y = 3x -4
1
=
+
y
x
2
3
Write the slope of a line that is perpendicular to each line.
3.
y = 3x + 5 ___________
4.
-x + 4y = 20
__________
15

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