Writing Equations of Parallel and Perpendicular Lines

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

• -2

• 1/2

• -1/2

• 2

Tags

CCSS.8.EE.B.6

Write an equation for a line parallel to the line
y = 1/3x - 4 through (-3, 2)

• y = 2/3x +3

• y = -1/3x + 3

• y = 1/3x + 3

• y = -5/3x + 3

Two lines that are parallel will have ...

• Slope that is opposite reciprocals

• No slope

• Slope that is the same

• none of the above

Tags

CCSS.8.EE.B.6

Two lines that are perpendicular lines have ...

• Slope that is opposite reciprocals

• No Slope

• Slope that is the same

• none of the above

Tags

CCSS.8.EE.B.6

A line is parallel to   y = 2x - 7.
What is it's slope?

• -2

• 1/2

• -1/2

• 2

Tags

CCSS.8.EE.B.5

What slope is parallel to:  
m = 3/4

• 4/3

• 3/4

• -3/4

• -4/3

Tags

CCSS.8.EE.B.5

Write the equation of a line PARALLEL to 5x + 2y = 1 that passes through the point (-2, -3).

Write the equation of a line PERPENDICULAR to 3x + y = 1 that passes through the point (3, -1).

Write the equation of a line PERPENDICULAR to -2x + 5y - 3 = 0 that passes through the point (2, -3).

Identify the slope of a line parallel to the one graphed.

• -7/3

• 3/7

• -3/7

• 7/3

Tags

CCSS.8.EE.B.6