Parallel/Perpendicular and Equations

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

Write an equation of a line that passes through the point (5,-1) and is parallel to the line y = (-3/5)x -3

• y = (-3/5)x + 2

• y = (-3/5)x -2

• y = (3/5)x + 2

• y = (5/3) + 2

Write an equation of a line that passes through the point (2,6) and is parallel to the line y = -3

• y = 12

• y = 6

• x = 12

• x = 6

Write an equation of a line that passes through the point (-2,3) and is parallel to the line x = 4

• y = -2

• y = 2

• x = 2

• x = -2

If two lines are perpendicular to each other their slopes are ____________

• the same.

• negative reciprocals of each other.

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

Write an equation of a line that passes through the point (-2,3) and is perpendicular to the line x = 4

• y = 3

• x = -3

• y = -3

• x = 3

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

• Parallel

• Perpendicular

• Neither

• The same line

Tags

CCSS.HSG.CO.A.1

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 the perpendicular line?

• -2

• 1/2

• -1/2

• 2

Tags

CCSS.8.EE.B.6