Using the chart function, spreadsheet administrators can generate a chart in a few clicks, choosing a chart type, as well as options such as labels, axes and titles. Advertisement.

You can also choose a 3-D chart to add some aesthetic texture to the graph. These different graph options are relatively easy to create in Excel when you're looking to visually represent a data range.

Students are taught the "unit circle" and its relationship to trigonometry, but many fail to make the leap on how crucial circles are for trig functions. With static graphs and equations, it's ...