Parallel Perpendicular or Neither from Slope

Determine if the lines through the given points are parallel, perpendicular, or neither.

(-1, 2) ; (3, -6) and (8, 5) ; (4, 3)

What slope is parallel to:  
m = 3/4

• 4/3

• 3/4

• -3/4

• -4/3

What slope is perpendicular to:  
m = 5/8

• -5/8

• 5/8

• -8/5

• 8/5

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

• Parallel

• Perpendicular

• Neither

Which of these lines are parallel to each other:
1) y = 5x -1
2) y = x/5
3) y= -x/5 +11

• & 2

• & 3

• & 3

• None of them

The two lines are _____________________.

• Parallel

• Perpendicular

• Neither

• Parallel

• Perendicular

• Neither

Which figure shows a set of parallel lines?

• Figure 1

• Figure 2

• Figure 3

• Figure 4

Which figure shows a set of perpendicular lines?

• Figure 1

• Figure 2

• Figure 3

• Figure 4

Which line is perpendicular to

y = 2x - 7 ?

• y = -2x + 8

• y = ¹/₂x - 7

• y = ^-1/₂x + 2

• y = 2x - 3