The area under a curve can be estimated by dividing it into triangles, rectangles and trapeziums. If we have a speed-time or velocity-time graph, the distance travelled can be estimated by finding the ...

An average speed for a journey can be found from a distance-time graph by working out the gradient of the line between the two points of interest. This is like using a car's milometer and clock to ...

Thank you for signing up! Did you know with an ad-lite subscription to Milton Keynes Citizen, you get 70% fewer ads while viewing the news that matters to you. Mathematics is a required GCSE, meaning ...