Slopes of Parallel and Perpendicular Lines

Front

Slopes of perpendicular lines are...

Back

opposite reciprocals

Front

What slope is perpendicular to: m = 5/8

Back

-8/5

Front

What slope is parallel to: m = 4

Back

4

Front

What slope is perpendicular to: m = -3?

Back

1/3

Front

What slope is parallel to:  
m = 3/4
Options: 4/3, 3/4, -3/4, -4/3

Back

3/4

Front

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

Back

Parallel

Front

y = 6x + 2
y = -6x + 2
These lines are...

Back

Neither

Front

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

Back

Perpendicular

Front

A line is parallel to y = 2x - 7. What is its slope?

Back

2

Front

Back

Perpendicular