‹ GCSE Maths
Straight-line graphs
Coordinates and midpoints, gradients and intercepts, the equation of a line, parallel and perpendicular lines, and straight-line graphs in real life.
Start: Coordinates, midpoints and plotting lines About 20 min, free
Lessons
Practise and test
By the end you can
Use coordinates in all four quadrants and find midpoints Plot straight-line graphs from a table of values Find gradients and intercepts from points, graphs and equations Find the equation of a line from a gradient and a point, two points or a graph Find parallel and perpendicular lines, including perpendicular bisectors (Higher) Read and interpret conversion, distance-time and cost graphs Revision notes
Specifications DfE content (all boards) A8, A9, A10, A17, R14AQA 8300 AlgebraPearson Edexcel 1MA1 AlgebraOCR J560 7 Graphs of equations and functions
Next unit: Graphs and coordinates: shapes on axes, regions, areas and tangents Previous unit: Formulae and rearranging
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