Slope of Parallel and Perpendicular Lines

Front

What is the slope of a line perpendicular to -10/3?

Back

3/10

Front

Parallel lines have __________ slopes.

Back

Equal

Front

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

Back

5/6

Front

Slopes of perpendicular lines are...

Back

opposite reciprocals.

Front

Slopes of parallel lines are...

Back

equal.

Front

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

Back

They are equal.

Front

If a line has a slope of 2, what is the slope of a line perpendicular to it?

Back

-1/2

Front

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

Back

4

Front

If two lines have slopes m1 and m2, and they are perpendicular, what is the relationship between m1 and m2?

Back

m1 * m2 = -1

Front

What is the slope of a line perpendicular to a line with slope 1/3?

Back

-3