Parallel and Perpendicular Slopes

Front

What is the slope of a line parallel to the line y = 2x + 4?

Back

2

Front

What is the slope of a line perpendicular to a line with slope -6/5?

Back

5/6

Front

If two lines have slopes that are negative reciprocals of each other, what can we say about their relationship?

Back

They are perpendicular.

Front

What is the slope of the line represented by the equation y = 3x + 2?

Back

3

Front

What is the slope of the line represented by the equation y = -2/3x + 2?

Back

-2/3

Front

If two lines are parallel, what can we say about their slopes?

Back

Their slopes are equal.

Front

If two lines are perpendicular, how are their slopes related?

Back

The product of their slopes is -1.

Front

Determine if the lines y = 3x + 2 and y = 3x - 3 are parallel, perpendicular, or neither.

Back

Parallel

Front

Determine if the lines y = -2/3x + 2 and y = 3/2x + 9 are parallel, perpendicular, or neither.

Back

Perpendicular

Front

What is the slope of a line parallel to the line y = 5x - 1?

Back

5