Parallel & Perpendicular Lines

Front

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

Back

2

Front

What do the slopes of perpendicular lines represent?

Back

Opposite reciprocals.

Front

What is true about the slopes of parallel lines?

Back

They are identical.

Front

If two lines have slopes of 5/7, what can we say about them?

Back

They are parallel.

Front

What is the slope of a line perpendicular to y = -2/3x + 2?

Back

3/2

Front

If two lines are perpendicular, what is the relationship between their slopes?

Back

Their slopes are opposite reciprocals.

Front

What is the slope of a line parallel to y = 5x + 3?

Back

5

Front

If the slope of one line is 1/2, what is the slope of a line perpendicular to it?

Back

-2.

Front

What is the general form of the equation of a line?

Back

y = mx + b, where m is the slope and b is the y-intercept.

Front

How can you determine if two lines are parallel from their equations?

Back

Check if their slopes are identical.