Writing equations of parallel and perpendicular lines

Front

Back

Front

Back

Front

Are these two lines parallel, perpendicular or neither?
y = -1/3x - 5
y = 1/3x + 2

Back

Neither

Front

A line is perpendicular to y = 2x - 7. What is the slope of this line?

Back

-1/2

Front

Are the lines parallel, perpendicular, or neither?

Back

Neither

Front

Two lines that are parallel will have...

Back

Slope that is the same

Front

Two lines that are perpendicular lines have...

Back

Slope that is opposite reciprocals

Front

What slope is parallel to:  
m = 4

Back

4

Front

What slope is perpendicular to: m = 5/8?

Back

-8/5

Front

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

Back

2