Reason For Learning
A graph is useful for giving a visual representation of a relationship. By plotting the graph, it is possible to visualise values between the data given. Linear (straight line) relationships exist in many real-life contexts.
Learning Intention
Plotting points of linear relationships. Include all four quadrants. Provide real-life examples including fares, call-out fees, phone flagfalls, etc. Informally introduce the idea of interpolation.
Key Vocabulary Terms