Working with Scale on the Cartesian Plane

A change in scale often has a significant effect on the visual display of a graph. Young scholars learn how to consider the scale of a coordinate plane when graphing a set of points. The video lesson shows how to determine the ordered pair of plotted points and how to plot points requiring a change in scale.

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CCSS: Adaptable
Instructional Ideas

  • Have pupils brainstorm situations that would require a change of scale on a graph
  • Demonstrate examples of misleading graphs where the scale is not accurate
Classroom Considerations

  • Requires a solid understanding of plotting points in all quadrants

  • Uses color to emphasize important parts of the graph
  • Instructor is easy to understand and moves at a reasonable pace

  • None