Parallel and Perpendicular Lines

Front

What is the slope of a line parallel to y = 2x - 7?

Back

2

Front

What can be said about the slopes of two lines that are perpendicular?

Back

The product of their slopes is -1.

Front

If a line has a slope of m = 5/8, what is the slope of a line that is perpendicular to it?

Back

-8/5

Front

What is the relationship between the slopes of parallel lines?

Back

The slopes of parallel lines are identical.

Front

Given the equations y = 3/2x + 2 and y = 2/3x + 6, what can be said about these lines?

Back

They are neither parallel nor perpendicular.

Front

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

Back

1/3

Front

How do you determine if two lines are parallel based on their slopes?

Back

Two lines are parallel if their slopes are equal.

Front

What is the slope of a line parallel to y = -4x + 1?

Back

-4

Front

If two lines have slopes of 1/2 and -2, what can be said about them?

Back

They are perpendicular.

Front

What is the slope of a line that is perpendicular to a horizontal line?

Back

The slope is undefined.