Parallel and Perpendicular Equations

Front

What is the equation of a vertical line that crosses through the point (4, 10)?

Back

The equation is x = 4.

Front

What is the equation of a horizontal line that crosses through the point (4, 10)?

Back

The equation is y = 10.

Front

True or False: The line that goes with the equation x = 5 is perpendicular to the x-axis.

Back

True.

Front

What is the slope of a line that is perpendicular to the line with the equation y = 3x + 2?

Back

The slope is -\frac{1}{3}.

Front

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

Back

Front

Which of the following equations has a graph PERPENDICULAR to the line y = 4x + 7 and crosses through the point (0, -2)?

Back

Front

What is the slope of a line that is perpendicular to y = 2x + 4?

Back

The slope is -\frac{1}{2}.

Front

If two lines are perpendicular, what is the relationship between their slopes?

Back

The product of their slopes is -1.

Front

What is the equation of a line that is perpendicular to the y-axis?

Back

The equation is of the form x = a, where a is a constant.

Front

What is the slope of a line that is parallel to y = -5x + 3?

Back

The slope is -5.