Parallel and Perpendicular Lines

Are the two linear equations parallel, perpendicular, or neither?

• Parallel

• Perpendicular

• Neither

Are the two linear equations parallel, perpendicular, or neither?

• Parallel

• Perpendicular

• Neither

Slopes of parallel lines are...

• opposite reciprocals.

• opposites.

• identical.

• always 7.

What slope is parallel to:  
m = 4

• 4

• -1/4

• -4

• 1/4

What slope is perpendicular to:  
m = 5/8

• -5/8

• 5/8

• -8/5

• 8/5

What slope is perpendicular to:  
m = 3

• -3

• -1/3

• 1/3

• 3

A line is parallel to   y = 2x - 7.
What is it's slope?

• -2

• 1/2

• -1/2

• 2

Are the two linear equations parallel, perpendicular, or neither?

• Parallel

• Perpendicular

• Neither

Slopes of perpendicular lines are...

• opposite reciprocals

• opposites

• identical

• reciprocals

What slope is parallel to:

m = 4

• 4

• -1/4

• -4

• 1/4