Slopes of Vertical and Horizontal Lines

Vertical or horizontal?
Slope of 0

• vertical

• horizontal

• neither

Vertical or horizontal?
Undefined slope

• vertical

• horizontal

• neither

What is the equation of a line with an undefined slope that goes through point
(-3,5)?

• x = -3

• x = 5

• y = -3

• y = 5

What is the equation of a line with a zero slope that goes through the point
(6, 7) ?

• x = 6

• x = 7

• y = 6

• y = 7

Find the slope of the line.

• Undefined

• 0

• 1

• -1

What is the slope of the equation x=4

• undefined

• 0

• 4

• none

Find the slope

• 0

• undefined

• -3

• 6

What is the slope of all horizontal lines?

• 0

• undefined

• 1

• -1

What is the slope of linear equation x=-4 ?

• Undefined

• Zero

• -4

• -1/4

Vertical line through (6,-7)

• x = 6

• y = 6

• x = -7

• y = -7