writing equations of parallel and perpendicular lines

Front

What is the slope of a line parallel to y = 2x - 7?

Back

2

Front

What do two lines that are perpendicular have in common regarding their slopes?

Back

Slope that is opposite reciprocals

Front

Write the equation of a line PERPENDICULAR to y = -2x + 1 that passes through the point (2, 3).

Back

Front

Write the equation of a line PERPENDICULAR to y = \frac{1}{3}x - 9 that passes through the point (-6, 10).

Back

Front

Are the lines with equations y = 2x + 1 and y = 2x - 3 parallel, perpendicular, or neither?

Back

Neither

Front

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

Back

-\frac{1}{4}

Front

If two lines have the same slope, what can we say about their relationship?

Back

They are parallel.

Front

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

Back

The product of their slopes is -1.

Front

Write the equation of a line parallel to y = -3x + 5 that passes through the point (1, 2).

Back

Front

What is the slope of a line parallel to y = \frac{1}{2}x + 3?

Back

\frac{1}{2}