Slopes of Parallel and Perpendicular Lines

Front

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

Back

-1/3

Front

In the equation y=mx+b, what does 'b' represent?

Back

y-intercept

Front

In the equation y=mx+b, what does 'm' represent?

Back

slope

Front

If two lines have slopes of 2 and -1/2, are they parallel, perpendicular, or neither?

Back

Perpendicular

Front

What is the slope of a line that is parallel to a line with a slope of 4?

Back

4

Front

If the slope of a line is 0, what type of line is it?

Back

Horizontal line

Front

What is the slope of a vertical line?

Back

Undefined

Front

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

Back

Their slopes are equal.

Front

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

Back

The product of their slopes is -1.

Front

Given the equations y = 2x + 3 and y = 2x - 5, are these lines parallel, perpendicular, or neither?

Back

Parallel