Parallel, Perpendicular, and Intersecting Lines

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

• y-intercept
• slope
• macaroni
• nothing

What is the slope in the equation:  y=4x+3

• 3
• 4x
• 4
• 3x

Tags

CCSS.8.EE.B.5

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

• Parallel
• Perpendicular
• Neither
• The same line

Tags

CCSS.8.EE.C.8B

-6x + y = 2
6x + y = 2
These lines are...

• Parallel
• Perpendicular
• Neither

Slopes of perpendicular lines are...

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

Slopes of parallel lines are...

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

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

• Parallel
• Perpendicular
• Neither

Tags

CCSS.8.EE.B.6

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

• -2
• 1/2
• -1/2
• 2

Tags

CCSS.HSG.CO.C.9

CCSS.HSG.GPE.B.5

Which equation is parallel to:
y = 5/7x +2

• y = -7/5x +1
• y = 7/5x +4
• y = -5/7x -3
• y = 5/7x +5

Tags

CCSS.HSA.REI.C.6

CCSS.HSG.GPE.B.5

Are these two graphs going to be perpendicular to each other?
y = 4x + 15
-8x + 2y = 16

• Yes
• No