Parallel, Perpendicular, or Neither?
Parallel and Perpendicular Slope
Parallel Equations
Perpendicular Equations
Vocabulary
100
Are these Parallel, Perpendicular, or Neither:
y = 5x + 4
y = -2/3x + 4.
What is Neither?
100
What is the slope of a line parallel to
y=2x -5?
What is 2?
100
Write the equation of a line that is parallel to
y = 2x + 3.
y=2x + b
100
What is the slope of the perpendicular line to
y=3/4x + 6
What is -4/3?
100
What is the equation for slope-intercept form?
What is y= mx + b?
200
Are these Parallel, Perpendicular, or Neither:
y = 5x + 4
y = 5x - 4.
What is parallel?
200
What is the slope of a line perpendicular to
y= 2x -5?
What is -1/2?
200
Write the equation of a line that is parallel to
y = -3/5x + 10.
y = -3/5x + b
200
Write an equation of a line that is perpendicular to
y = 1/2x - 6.
What is y = -2x + b ?
200
In the equation y = mx + b, b stands for what?
y-intercept.
300
Are these Parallel, Perpendicular, or Neither:
y = 5x + 4
y= -1/5x + 14
What is perpendicular?
300
What is the slope of a line perpendicular to
y=-2/3x + 18?
What is 3/2?
300
Write the equation of the line that is parallel to
y = 3/4x + 2
y=3/4x + b
300
Write the equation of a line that is perpendicular to
y = -8x + 2.
What is y = 1/8x + b ?
300
Two lines are perpendicular if they have _______ ________ slopes.
Opposite/negative reciprocal
400
Are these Parallel, Perpendicular, or Neither:
y = 2/3x -1
y = -2/3x + 4.
What is Neither?
400
What is the slope of a line perpendicular to
y = 4x + 4
What is y = -1/4
400
Write an equation of a line that is parallel to the line graphed. 
y = 3x + b
400
Write an equation of a line that is perpendicular to the line graphed here.
y = - 5/2x + b
400
What do you call lines that intersect to form four right angles?
Perpendicular lines.
500
Are these Parallel, Perpendicular, or Neither:
y = -5x + 4
y = 1/5x+ 30.
What is perpendicular?
500
What is the slope of a line parallel?
What is 1/4x?
500
Write an equation of a line that is parallel to the line graphed here.
y = -2/3 x + b
500
Write an equation of a line that is perpendicular to the line graphed here.
y = 1/4x + b
500
The ratio of vertical change to horizontal change is called what?
Slope.