Pie charts should be converted into accessible tables. It is not necessary to describe the visual attributes of the charts, e.g., red wedge, blue lines, etc., unless there is an explicit need such as ...

Charts should be readable in black and white. For more information on these and other accessibility requirements, please reference Microsoft Office's guidelines. Pie charts are one of the simplest ...

The angles can be used to work out what proportion of the whole population a pie chart sector represents. These fractions would be out of 360°, the number of degrees in a full turn. A pie chart ...