1. Question based on graph, conceptual or analysing the graph.
2. Understanding the meaning for various shapes of graphs and their characteristics based on y-xis and x-axis. ( based on suitable formula)
3.Draw a smooth extrapolation line if you are asked to do so.
4. Draw a large triangle to calculate the gradient (4 x 3 larger square).
- The triangle should be on tangent line for curve graph.