Parallel and Perpendicular Slopes

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

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

• Parallel
• Perpendicular
• Neither

Tags

CCSS.8.EE.B.6

y = 3/2x + 2
y = 2/3x + 6
These lines are...

• Parallel
• Perpendicular
• Neither

Tags

CCSS.8.EE.B.6

What slope is perpendicular to:  
m = 3

• -3
• -1/3
• 1/3
• 3

Tags

CCSS.HSG.CO.A.1

Slopes of perpendicular lines are...

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

Tags

CCSS.8.EE.B.6

What slope is parallel to:  
m = 3/4

• 4/3
• 3/4
• -3/4
• -4/3

Tags

CCSS.8.EE.B.6

What slope is perpendicular to:  
m = 5/8

• -5/8
• 5/8
• -8/5
• 8/5

Tags

CCSS.8.EE.B.6

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

What does "m" represent in y=mx+b?

• y-intercept
• slope
• macaroni
• nothing

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What does 'b" represent in y=mx=b

• y-intercept
• beans
• nothing
• slope

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3