Vertical and Horizontal Lines

Front

What type of line is represented by the equation x = 8?

Back

Vertical line

Front

What type of line has a slope of 0?

Back

Horizontal line

Front

Which graph represents the equation y = 3?

Back

A horizontal line at y = 3

Front

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

Back

y = -1

Front

What is the equation of the line that is vertical at x = 3?

Back

x = 3

Front

What is the slope of a vertical line?

Back

Undefined

Front

What is the slope of a horizontal line?

Back

0

Front

How do you identify a vertical line on a graph?

Back

It runs up and down, parallel to the y-axis.

Front

How do you identify a horizontal line on a graph?

Back

It runs left to right, parallel to the x-axis.

Front

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

Back

x = a (where 'a' is a constant)