Parallel and Perpendicular Lines in Point Slope Form

Slopes of perpendicular lines are...

• Opposite Reciprocals

• Opposites

• The Same

• Reciprocals

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

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

• Parallel

• Perpendicular

• Neither

Use the image to check your work for the previous question.

• I checked my work and I understand my mistake

• I checked my work and I do not understand my mistake

• I got the last question correct

• I did not check my work

Match the following to its perpendicular slope

• -4/5

• -7/5

• 5/7

• -2/3

• -4/15

• 5/4

• 3/2

• 15/4

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

• Parallel

• Perpendicular

• Neither

Are the equations parallel, perpendicular, or neither?

• Parallel

• Perpendicular

• Neither

Are the equations parallel, perpendicular, or neither?

• Parallel

• Perpendicular

• Neither

Are the equations parallel, perpendicular, or neither?

• Parallel

• Perpendicular

• Neither