Horizontal and Vertical Lines

Front

What is the slope of a horizontal line?

Back

The slope of a horizontal line is ZERO.

Front

What is the slope of a vertical line?

Back

The slope of a vertical line is UNDEFINED.

Front

What type of line does the equation y = -5 represent?

Back

The equation y = -5 represents a HORIZONTAL line.

Front

What type of line does the equation x = 2 represent?

Back

The equation x = 2 represents a VERTICAL line.

Front

What is the general form of the equation for a horizontal line?

Back

The general form of the equation for a horizontal line is y = c, where c is a constant.

Front

What is the general form of the equation for a vertical line?

Back

The general form of the equation for a vertical line is x = c, where c is a constant.

Front

If a line has a slope of 0, what type of line is it?

Back

If a line has a slope of 0, it is a HORIZONTAL line.

Front

If a line has an undefined slope, what type of line is it?

Back

If a line has an undefined slope, it is a VERTICAL line.

Front

What is the equation of a horizontal line that passes through the point (0, 4)?

Back

The equation of the horizontal line is y = 4.

Front

What is the equation of a vertical line that passes through the point (-3, 0)?

Back

The equation of the vertical line is x = -3.