Parallel and Perpendicular

Front

What is the slope of a line that is perpendicular to a line with slope m = 5/8?

Back

-8/5

Front

Which equation represents a line that is perpendicular to 4x - 3y = 8?

Back

6x + 8y = 9

Front

What do two lines that are parallel have in common?

Back

Slope that is the same.

Front

If two lines have slopes of 6 and -6, what can we say about them?

Back

They are perpendicular.

Front

What is the relationship between the slopes of two perpendicular lines?

Back

Their slopes are opposite reciprocals.

Front

What is the slope of a line parallel to the line represented by the equation y = 3x + 4?

Back

3

Front

If the equation of a line is y = -2x + 5, what is the slope of a line that is perpendicular to it?

Back

1/2

Front

What can be said about the slopes of two lines that are neither parallel nor perpendicular?

Back

Their slopes are neither the same nor opposite reciprocals.

Front

If two lines are represented by the equations y = 4x + 1 and y = 4x - 3, what is their relationship?

Back

They are parallel.

Front

What is the slope of a line that is perpendicular to a line with slope -3?

Back

1/3