Parallel and Perpendicular Slopes

Front

What is the slope of a line perpendicular to the line represented by the equation y = 2x + 4?

Back

-1/2

Front

What kind of slope do perpendicular lines have?

Back

Opposite reciprocal

Front

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

Back

2

Front

If two lines have slopes m = -1/3 and m = -1/3, what relationship do they have?

Back

Parallel

Front

Are the slopes m = 3/2 and m = 2/3 perpendicular?

Back

No

Front

Define slope in the context of a linear equation.

Back

Slope is the measure of the steepness of a line, represented as the ratio of the rise (change in y) over the run (change in x).

Front

What is the slope of a line that is horizontal?

Back

0

Front

What is the slope of a line that is vertical?

Back

Undefined

Front

If two lines are perpendicular, how do their slopes relate mathematically?

Back

The product of their slopes is -1.

Front

What is the slope of a line represented by the equation y = -3x + 5?

Back

-3