Identifying the Constant of Proportionality in Graphs

What is the constant of proportionality in a graph?

• The area under the graph

• The maximum value of y

• The y-intercept of the graph

• The slope of the line

Which quadrant has both x and y as positive?

• Quadrant IV

• Quadrant I

• Quadrant II

• Quadrant III

Which quadrant is characterized by negative x and positive y values?

• Quadrant I

• Quadrant II

• Quadrant III

• Quadrant IV

Which statement is true about the coordinate plane?

• Quadrant IV has positive x and positive y values

• Positive x values are to the left of the origin

• Negative y values are above the origin

• Positive y values are above the origin

What is a characteristic of a graph showing a proportional relationship?

• It does not cross the x-axis

• It starts at the origin

• It is a curved line

• It has a negative slope

What indicates a graph does not represent a proportional relationship?

• It is a curved line

• It passes through the origin

• It is a straight line

• It has a constant slope

How can the constant of proportionality be found in a graph?

• By adding x and y

• By dividing y by x

• By dividing x by y

• By multiplying x and y

What does the constant of proportionality represent in a distance-time graph?

• Time per unit distance

• Distance per unit time

• Total distance traveled

• Total time taken

In a proportional relationship graph, what does the slope represent?

• The maximum value of x

• The x-intercept

• The constant of proportionality

• The y-intercept

What is the unit rate in a graph of distance versus time?

• Miles per hour

• Hours per mile

• Minutes per mile

• Miles per minute