13.1-13.2 Slope and Graphing Proportional Relationships Review

Which graph is non-proportional?

• A
• B
• C
• D

What is the constant of proportionality (in miles per hour) based on the table?

• 45
• 90
• 135
• 2

Write an equation for this relationship.

• y=1/5x
• y=1/2x
• y=2x
• y=5x

Find the slope of the line that passes through the points (2, 4) and (6, 12)

• 1/2
• -1/2
• 2
• -2

What direction is an undefined slope?

• horizontal
• vertical

What is the slope of all horizontal lines?

• 0
• undefined
• 1
• -1

Find the slope from the table:

• -2/5
• 5/-2
• 5/2
• 2/5

Find the slope of:
(-4,5) and (-4, 2)

• 0
• 6
• undefined
• -3/8

Find the slope:

• 3/4
• 4/3
• -3/4
• -4/3

Which of the following are ways to find the rate of change?

• change in y over change in x
• rise over run
• subtract y coordinates over subtract x coordinates
• all of the above