Equations Of Lines Worksheet With Answer Key Page 4

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Example 8: Complete the table below for the perpendicular lines l
and l
1
2.
2
1
1
2
undefined
Slope of l
3
3
3
1
5
0
. 25
Slope of l
2
Example 9: Determine whether the graphs of the equations below are parallel, perpendicular or neither.
2
(a)
4
8
10
0
and
4
12
2
(b)
3
2
7
0
and
3
x
+ y
=
y
=
x
x
+ y
=
y
=
x
+
3
Example 10: Find an equation for the line passing through (1, -2) and perpendicular to 3 x – 2 y – 4 = 0.
Example 11: Find an equation for the line passing through the point (-5, 6) and perpendicular to the graph
of the line 3 x – 24 = 0.
Page 4 (Section 2.3)

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