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 ... have been added and points joined to make ...

Building a curved ... points. After adding each data set, you can set the line graph to bend and curve according to the data. The function simply works around the horizontal and vertical axis to ...

At this point we could just use our calculators. However if we didn’t have a calculator, we work out the inner brackets first. If we find the area under velocity-time graphs, then we actually ...