5A Points and lines on the Cartesian plane5B The x-intercept and y-intercept5C Graphing straight lines using intercepts5D Lines with only one intercept5E Gradient from rise and run5F Gradient and direct variation5G Gradient–intercept form5H Finding the equation of a line using y = mx + c5I Midpoint and length of a line segment from diagrams5J Linear relationships in real-life contexts