Whether presenting a project at school, delivering a critical report at work, or simply trying to make sense of your budget, graphs are efficient and visually appealing means of conveying complex ...

In geography it is important to be able to read and understand data that is presented in a range of different ways. We often use graphs to present data in a clear and accessible way. There are many ...

A function is a rule that is applied to one set of values to give another set of values. A function can be illustrated on a graph – points are plotted as coordinates and joined by either a straight ...