Writing Equation of Perpendicular Lines

A.2.F Writing Equations of Perpendicular Lines

Multiple Choice

Slopes of perpendicular lines are...

• opposite reciprocals.
• opposites.
• identical.
• always 7.

Multiple Choice

What slope is perpendicular to:  
m = 5/8

• -5/8
• 5/8
• -8/5
• 8/5

Multiple Choice

What slope is perpendicular to:  
m = 3

• -3
• -1/3
• 1/3
• 3

Match

Match the following opposite reciprocal

• -2/3

• 5/4

• 15/4

• -7/5

3/2

-4/5

-4/15

5/7

• 3/2

• -4/5

• -4/15

• 5/7

Match

Match the following

Parallel lines

Perpendicular lines

Intersecting lines

• Parallel lines

• Perpendicular lines

• Intersecting lines

Multiple Choice

A line is perpendicular to    y = 2x - 7.
What is the slope of this line? 

• -2
• 1/2
• -1/2
• 2

Multiple Choice

y = -2/3x + 2
y = 3/2x + 9
These lines are...

• Parallel
• Perpendicular
• Neither

Multiple Choice

y = 5/7x +2
y = 5/7x - 30
These lines are...

• Parallel
• Perpendicular
• Neither

Multiple Choice

Are the two linear equations parallel, perpendicular, or neither?

• Parallel

• Perpendicular

• Neither

Multiple Choice

What is the equation of this line in slope-intercept form?

• y = 2x + 5
• y = -2x + 5
• y = -2x
• y = 5

Multiple Choice

Write an equation of a line passing through (2, 2) and perpendicular to

$$y=\frac{2}{3}x-3$$  .

• y = -3/2x + 5

• y = 2/3x -1

• y = -3/2x

• y = -3/2x - 6

Multiple Choice

What is the equation of a line that passes through the point (0, -4) and is perpendicular to

$$y=-\frac{3}{2}x+1$$  

• $$y=\frac{2}{3}x-4$$  

• $$y=\frac{2}{3}x+4$$  

• $$y=-\frac{2}{3}x-4$$  

• $$y=-\frac{2}{3}x+4$$