![](https://i0.wp.com/www.learnallbi.com/wp-content/uploads/2016/04/Pie_Challenge.png?resize=396%2C212&ssl=1)
What is a Pie-chart Pie charts are used to represent the proportion or ratio of categories against the whole. For example, if total Sale of a company is 100k and user want to know what percentage of each category (of products) contributed to this sale then you can use a pie-chart. *Checkout pie challenge at the bottom of […]