Equation of Lines Parallel or Perpendicular

What slope is perpendicular to:  
m = 3

• -3

• -1/3

• 1/3

• 3

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

• Parallel

• Perpendicular

• Neither

Which equation is perpendicular to:
 y = -6x +2

• y = 6x +1

• y = 1/6x +4

• y = -6x +3

• y = -1/6x +5

• Parallel

• Perendicular

• Neither

Slopes of parallel lines are...

• opposite reciprocals.

• opposites.

• identical.

• always 7.

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

• y-intercept

• slope

• macaroni

• nothing

Slopes of parallel lines are...

• opposite reciprocals.

• opposites.

• identical.

• always 7.

Write the equation of the line PARALLEL to the line y = 4x - 9 that passes through the point (-2, 4)

• y = 4x + 12

• y = -4x -4

• y = -1/4x + 5/2

Are Line FG and line KJ parallel, perpendicular, or neither if:

F(–1, 2), G(3, –4), K(–2, –3), and J(4, 1)?

• parallel

• perpendicular

• neither

Write the equation of a line in slope intercept form that is parallel to

y = -4x + 1 and passes through (-1/2, 2)?

• y = -4x

• y = -4x + 4

• y = -4x - 4

• y = -4x + 2