Graphing Vertical Horizontal Lines

On the coordinate plane, which line is the x-axis?

• Horizontal Line (Left to Right)

• Vertical Line (Up and Down)

What is the equation of this line?

• x=5

• y=5

What is the slope of a horizontal line?

• 0

• undefined

Does the following equation represent a vertical line or a horizontal line?

• vertical

• horizontal

What is the slope of a vertical line?

• 0

• undefined

What type of slope does the graph have?

• Zero

• Undefined

• Negative

• Positive

Which graph represents x=2?

• A

• B

• C

• D

The line y=-5 is ____________?

• vertical

• sloped upward

• horizontal

• sloped downward

Write the equation.

• A

• B

• C

• D

Graph y = -3

• A

• B

• C

• D