Analyzing Proportional Relationship Graphs

The Slope

Formative Assessment

Summary of the Math: The Slope

Read and Discuss

  • In general, if quantity p is proportional to quantity q according to the formula p = kq, then the slope of the graph that represents the relationship between p and q will be equal to k, the constant of proportionality.


Can you:

  • Explain how to find the constant of proportionality of a graph?
  • Explain how to write the formula for the graph of a proportional relationship?
  • Explain how to identify points on a graph, and create a table of values for a graph?
  • Explain the relationship between the constant of proportionality and the steepness of the graph?