1. Doughnut Chart:
• Similar to a pie chart but with a hollow center.
• Shows part-to-whole relationships and can display multiple data series using concentric rings.
• Use case: Comparing product sales performance across different regions.
2. Exploded Doughnut Chart:
• A variation of the doughnut chart where one or more slices are separated for emphasis.
• Highlights specific data points by visually isolating them.
• Use case: Emphasizing the top-performing product in a sales analysis.