Horizontal and Vertical Lines

Front

What is true about a horizontal line?

Back

The equation will be y =.

Front

What is the equation of the line that is horizontal at y = 1?

Back

y = 1

Front

What is the equation of a vertical line at x = 5?

Back

x = 5

Front

What would the graph of y = 8 look like?

Back

Horizontal line

Front

What is the equation of the red graph pictured at y = -4?

Back

y = -4

Front

What is the slope of a horizontal line?

Back

The slope is 0.

Front

What is the slope of a vertical line?

Back

The slope is undefined.

Front

How do you identify a horizontal line on a graph?

Back

It runs parallel to the x-axis.

Front

How do you identify a vertical line on a graph?

Back

It runs parallel to the y-axis.

Front

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

Back

y = k, where k is a constant.