Determine If Lines Are Parallel Perpendicular

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.8.EE.B.6

Line a passes through (0, 3) and (-4, 8)

Line b passes through (0, 5) and (5,9)

Lines a and b are ?

• Parallel

• Perpendicular

• Neither

Select ALL of the lines that are PERPENDICULAR to y = 3/4x + 9

• y = 3/4x - 3

• y = -3/4x + 9

• y = -4/3x + 8

• 3y = -4x + 5

• 4y = -3x + 7

The lines are ​ (a)  

• Neither

• Parallel

• Perpendicular

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

• line s

• line t

• line m

• line l

Tags

CCSS.8.G.A.5

Slopes of parallel lines are...

• negative reciprocals.

• opposites.

• the same.

• always 7.

Tags

CCSS.8.EE.B.5

Slopes of perpendicular lines are...

• negative reciprocals.

• opposites.

• the same.

• always 7.

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

What slope is perpendicular to:  
m = 3

• -3

• -1/3

• 1/3

• 3

Tags

CCSS.8.EE.B.6