Slope Practice for Understanding

Are these lines parallel?
y = 12x + 4
y = 12x +14

• YES

• NO

Are these lines parallel?

y = (-1/2)x + 1

y = (1/2)x - 5

• YES

• NO

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Are these lines perpendicular?
y = 4x + 2
y = (-1/4)x + 12

• YES

• NO

Tags

CCSS.8.EE.B.6

Are these lines perpendicular?
y = (1/2)x + 2
y = -2x + 13

• YES

• NO

Tags

CCSS.8.EE.B.6

y = 3x +2

y = 3x - 3

These lines are...

• Parallel

• Perpendicular

• Neither

Tags

CCSS.8.EE.C.8B

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

• Parallel

• Perpendicular

• Neither

Tags

CCSS.8.EE.B.6

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

Which of the following lines is PARALLEL to the graph of y = -6x + 3 and goes through the point (-1,4)? (use a pencil and paper for the rest of this assignment - don't just try to guess!)

• y=1/6x +25/6

• y = 1/6x + 4

• y = -6x - 2

• y = -6x + 4

Which is the equation of the line that is PARALLEL to the graph of y = 5x + 7 and has a y-intercept at (0, -2)?

• y = 5x - 2

• y = -2x + 7

• y = 5(x - 2)

• y = -1/5x - 2

Which of the following represents the equation of the line passing through (-4, 5) PERPENDICULAR to the line y = -1/2x + 5/2?

• y = 2x + 13

• y = 2x + 5

• y = -1/2x + 3

• y = -1/4x + 11/2