Positive and Negative Slopes

Which of the following represents a line with a positive slope?

• A line that moves downward from left to right.

• A line that moves upward from left to right.

• A horizontal line.

• A vertical line.

If a line has a slope of -3, what does this indicate about the line?

• It rises to the right.

• It falls to the right.

• It is horizontal.

• It is vertical.

What direction is the line if the slope is negative?

• ascending

• descending

How do you know if the slope is positive or negative?

• Downhill is positive

  Uphill is negative

• Uphill is positive

  Downhil is negative

What type of slope is shown by the stairs in the image? (a)  

• positive

• negative

• undefined

• zero

Identify the type of slope for the line passing through the points (-2, 4) and (2, -4).

• Positive

• Negative

• Zero

• Undefined

Can a slope be negative?

• No

• Yes

Which line has a negative slope?

• Yellow

• Red

• Blue

• Green

What is the slope of a line that decreases in value as it moves from left to right across a graph?

• Positive

• Negative

• Zero

• Undefined

If a line has a slope of -3, what kind of slope does it have?

• Positive

• Negative

• Zero

• Undefined