Equations for Parallel and Perpendicular Lines

Are the equations parallel, perpendicular, or neither?

• Parallel

• Perpendicular

• Neither

Tags

CCSS.8.EE.B.5

Which two equations below are perpendicular?

• y = -3x + 2 and y = -2x + 2

• y = 3x + 1 and y = 3x + 1

• y = -x + 1 and y = -x - 2

• y = 3x - 4 and y = -1/3x - 2

What is the equation of a line that is perpendicular to the line
y = 3x - 6 and passes through the point (15,5).

• y = -3x + 10

• y= 1/3x +10

• y = -1/3x +10

• y = 3x -15

Write an equation of a line perpendicular to
y = 2/7x - 5 through (2, -3)

• y = -7/2x + 4

• y = -4x - 7/2

• y = 4x - 7/2

• y = 7/2x + 4

What is the equation of a line parallel to the following line that passes through the given point? 
y = -4x + 6      (2, -1)

• y = 1/4x + 6

• y = -4x + 7

• y = -4x + 2

• y = 1/4x -1 

Use the equations given to determine if the following lines are parallel, perpendicular, neither or both.
y=4x-2
y-3=-1/4(x-8)

• parallel

• perpendicular

• neither parallel nor perpendicular

• both parallel and perpendicular

Tags

CCSS.8.EE.B.6

Which of the following equations has a graph PARALLEL to the line y = 4x + 7 and has an y-intercept of -2?

A line is perpendicular to y = 2x + 4

What is the slope of this line?

• -2

• 1/2

• -1/2

• 2

Tags

CCSS.8.EE.B.6

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

Write an equation that is parallel to the line
y = x - 5 through (1, -2)

• y = -3x +1

• y = x - 3

• y = x + 1

• y = 3x +1