Front

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

Back

5/6

Front

y = -2/3x + 2 and y = 3/2x + 9 are...

Back

Perpendicular

Front

Slopes of perpendicular lines are...

Back

opposite reciprocals.

Front

y = 3x + 2 and y = 3x - 3 are...

Back

Parallel

Front

Which line is parallel to y = 3x + 9?

Back

y = 3x - 4

Front

Define parallel lines.

Back

Lines that have the same slope and never intersect.

Front

Define perpendicular lines.

Back

Lines that intersect at a right angle (90 degrees).

Front

What is the relationship between the slopes of parallel lines?

Back

The slopes are equal.

Front

What is the relationship between the slopes of perpendicular lines?

Back

The slopes are opposite reciprocals.

Front

If a line has a slope of 4, what is the slope of a line perpendicular to it?

Back

-1/4