Parallel Perpendicular Slopes and Equations

Front

Slopes of parallel lines are...

Back

same

Front

Write an equation that is parallel to y = 4 and passes through the point (8, -3)

Back

y = -3

Front

A line is perpendicular to y = 2x - 7. What is the slope of the perpendicular line?

Back

-1/2

Front

What is the slope of the line that is perpendicular to x + 2y = 2.3?

Back

2

Front

-6x + y = 2 and 6x + y = 2. These lines are...

Back

Neither

Front

Definition of slope.

Back

The ratio of the rise (change in y) to the run (change in x) between two points on a line.

Front

What is the slope of a line that rises 3 units and runs 4 units?

Back

3/4

Front

If two lines have slopes m1 and m2, when are they parallel?

Back

m1 = m2

Front

If two lines have slopes m1 and m2, when are they perpendicular?

Back

m1 * m2 = -1

Front

What is the slope-intercept form of a line?

Back

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