Parallel and Perpendicular Lines

Front

Slopes of parallel lines are...

Back

identical

Front

Slopes of perpendicular lines are...

Back

opposite reciprocals

Front

Which of the following lines is PARALLEL to the graph of y = -6x + 3 and goes through the point (-1,4)?

Back

y = -6x + 4

Front

Two lines that are parallel will have ...

Back

Slope that is the same

Front

Write the equation of a line that is perpendicular to the x-axis and goes through the point (-3, 3).

Back

x = -3

Front

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

Back

2

Front

If two lines have slopes of 3 and -1/3, are they parallel, perpendicular, or neither?

Back

perpendicular

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 do you find the slope of a line given two points (x1, y1) and (x2, y2)?

Back

Slope (m) = (y2 - y1) / (x2 - x1)

Front

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

Back

-1/4