What is Pie chart? Describe its features.

Pie chart displays data in the form of a circle that is divided into a series of segments.

The features of a Pie chart are as follows:

1. It shows the proportional size of individual items that makes up a data series to the sum of items.
2. It always shows only one data series and is useful when we want to emphasize on a significant element.
3. This chart works best with smaller number of values.