Horizontal and Vertical Lines

Front

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

Back

y = 3

Front

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

Back

x = 3

Front

The slope of any horizontal line is ___________.

Back

ZERO

Front

The slope of any vertical line is ___________.

Back

UNDEFINED

Front

What type of line does the equation y = -4 represent?

Back

A horizontal line at y = -4.

Front

What type of line does the equation x = -4 represent?

Back

A vertical line at x = -4.

Front

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

Back

A horizontal line.

Front

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

Back

A vertical line.

Front

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

Back

y = k, where k is a constant.

Front

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

Back

x = h, where h is a constant.