
Parallel Lines
Presentation
•
Mathematics
•
8th - 9th Grade
•
Medium
+1
Standards-aligned
Melinda Lopez
Used 12+ times
FREE Resource
2 Slides • 5 Questions
1
Parallel Lines
Two lines are parallel if their slopes are the same.
Notice in the example both lines have a slope of 2.
2
To determine if lines are parallel, you must compare their slopes.
y = 1/3x + 1 and y = 1/3x - 7 are parallel because they both of a slope of 1/3.
3
Multiple Choice
Parallel Lines have ....
the same slopes
different slopes
everything the same
everything different
4
Multiple Choice
What is it's slope?
5
Multiple Choice
Level 3
Which two equations below are parallel?
y = 2x + 1 and y = -1/2x + 1
y = 2x + 3 and y = -2x + 3
y = 2x - 1 and y = 1/2x - 1
y = -x + 4 and y = -x + 2
6
Multiple Choice
Which line is parallel to the line y = -3x - 4?
y = 3x - 4
y = -3x + 2
y = -4x + 3
y = 3x + 1
7
Multiple Select
Which two lines are parallel to each other?
y = 1/4x + 1
y = 4x + 1
y = 1x + 1/4
y = 1/4x + 5
Parallel Lines
Two lines are parallel if their slopes are the same.
Notice in the example both lines have a slope of 2.
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