Parallel and Perpendicular Slopes

Front

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

Back

3

Front

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

Back

-1/4

Front

If two lines have slopes m1 and m2, what condition must be met for the lines to be perpendicular?

Back

m1 * m2 = -1

Front

What is the slope of a line that is parallel to the line represented by the equation y = -2x + 5?

Back

-2

Front

If the slope of one line is 1/3, what is the slope of a line that is perpendicular to it?

Back

-3

Front

What does it mean for two lines to be parallel?

Back

They have the same slope and will never intersect.

Front

What does it mean for two lines to be perpendicular?

Back

Their slopes are negative reciprocals of each other.

Front

Given the slopes m1 = 2 and m2 = -1/2, are the lines parallel, perpendicular, or neither?

Back

Perpendicular

Front

Find the slope of a line perpendicular to the line given by the equation y = 5x - 3.

Back

-1/5

Front

Find the slope of a line parallel to the line given by the equation y = 4x + 1.

Back

4