Parallel and Perpendicular Lines

Slopes of parallel lines are...

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

Tags

CCSS.4.G.A.1

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 perpendicular to:  
m = 5/8

• -5/8
• 5/8
• -8/5
• 8/5

Tags

CCSS.8.EE.B.6

y = 5/7x +2
y = 5/7x - 30
These lines are...

• Parallel
• Perpendicular
• Neither

Tags

TEKS.MATH.8.4A

Which of the following lines goes through the point (0, 4) and is parallel to y = 5x - 3?

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

Tags

CCSS.HSA.CED.A.2

CCSS.HSG.GPE.B.5

Which represents slope intercept form?

• y = mx + b
• y = b + mx
  ax+ by = c
• x + y = b
• xy + b = 0

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

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

• y-intercept
• slope
• macaroni
• nothing

Tags

CCSS.HSS.ID.C.7

Find the slope of the line.

• 2/1
• 1/2
• -1/2
• -2/1

Tags

CCSS.8.EE.B.5

Find the slope of the line that goes through the points (-8,6) and (7,-3).

• 1/3
• -1/3
• -3/5
• -5/3

Tags

CCSS.8.EE.B.5

What direction is an undefined slope?

• horizontal
• vertical

Tags

CCSS.8.EE.B.5