This sample shows the average product sales comparison for 6 years in polar and radar charts.
                        In this example, you can see how to render and configure polar and radar charts with an area series. Switching between polar and radar series can be done using Series Type in the property panel
                    
Injecting Module
                        Chart component features are segregated into individual feature-wise modules. To use area series, we need to 
                        inject AreaSeries, PolarSeries and RadarSeries module into services.
                    
More information on the polar-radar series can be found in this documentation section.