4.1 Introduction to pie chartsPie C

4.1 Introduction to pie charts
Pie Charts also know as circle graphs. are typically used to show parts or percentages of a whole. A pie chart is named thus as it resembled a pie that has been sliced. Each slice in a pie chart is known as a sector. Together, all the sectors create a whole circle.
Pie chart does not show changes over time, but show relative proportions of a whole. The largest slice indicates the greatest proportion of the pie. Pie charts can be represented in 2-dimensional or 3-dimensional format. For example,