Horizontal and Vertical Line Tests

Does the following equation represent a vertical line, a horizontal line, or neither?

y = −3

• vertical

• horizontal

• neither

What would the graph of y = 8 look like?

• Horizontal line

• Vertical line

What would the graph of the equation x = -4 look like? 

• Horizontal line

• Vertical line

What type of line is the equation x = 8 ?

• vertical

• horizontal

• neither

What type of line is the equation y = 10 ?

• vertical

• horizontal

• neither

What type of line has a slope of 0?

• vertical

• horizontal

• neither

What type of line has an undefined slope?

• vertical

• horizontal

• neither

Which type of line runs parallel to the y-axis?

• Horizontal line

• Vertical line

• Both

• Neither

Which type of line runs parallel to the x-axis?

• Horizontal line

• Vertical line

• Both

• Neither

What is the equation of the vertical line that goes through the point (-3,5)?

• x = -3

• x = 5

• y = -3

• y = 5