MainWindow.xaml

<Window
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:dxc="http://schemas.devexpress.com/winfx/2008/xaml/charts" 
        x:Class="RadarLineScatterSeries.MainWindow"
        Title="MainWindow" Height="551" Width="528">
    <Grid>
        <!--region #RadarLineScatterSeries-->
        <dxc:ChartControl>
            <dxc:RadarDiagram2D>
                <dxc:RadarLineScatterSeries2D>
                    <dxc:SeriesPoint Argument="A" Value="0"/>
                    <dxc:SeriesPoint Argument="B" Value="1.047197551"/>
                    <dxc:SeriesPoint Argument="C" Value="1.570796327"/>
                    <dxc:SeriesPoint Argument="D" Value="2.094395102"/>
                    <dxc:SeriesPoint Argument="E" Value="3.141592654"/>
                    <dxc:SeriesPoint Argument="F" Value="4.188790205"/>
                    <dxc:SeriesPoint Argument="G" Value="4.71238898"/>
                    <dxc:SeriesPoint Argument="H" Value="5.235987756"/>
                    <dxc:SeriesPoint Argument="I" Value="6.283185307"/>
                    <dxc:SeriesPoint Argument="J" Value="7.330382858"/>
                    <dxc:SeriesPoint Argument="K" Value="7.853981634"/>
                    <dxc:SeriesPoint Argument="L" Value="8.37758041"/>
                    <dxc:SeriesPoint Argument="M" Value="9.424777961"/>
                    <dxc:SeriesPoint Argument="N" Value="10.47197551"/>
                    <dxc:SeriesPoint Argument="O" Value="10.99557429"/>
                    <dxc:SeriesPoint Argument="P" Value="11.51917306"/>
                    <dxc:SeriesPoint Argument="A" Value="12.56637061"/>
                    <dxc:SeriesPoint Argument="B" Value="13.61356817"/>
                    <dxc:SeriesPoint Argument="C" Value="14.13716694"/>
                    <dxc:SeriesPoint Argument="D" Value="14.66076572"/>
                    <dxc:SeriesPoint Argument="E" Value="15.70796327"/>
                    <dxc:SeriesPoint Argument="F" Value="16.75516082"/>
                    <dxc:SeriesPoint Argument="G" Value="17.27875959"/>
                    <dxc:SeriesPoint Argument="H" Value="17.80235837"/>
                    <dxc:SeriesPoint Argument="I" Value="18.84955592"/>
                    <dxc:SeriesPoint Argument="J" Value="19.89675347"/>
                    <dxc:SeriesPoint Argument="K" Value="20.42035225"/>
                    <dxc:SeriesPoint Argument="L" Value="20.94395102"/>
                    <dxc:SeriesPoint Argument="M" Value="21.99114858"/>
                    <dxc:SeriesPoint Argument="N" Value="23.03834613"/>
                    <dxc:SeriesPoint Argument="O" Value="23.5619449"/>
                    <dxc:SeriesPoint Argument="P" Value="24.08554368"/>
                    <dxc:SeriesPoint Argument="A" Value="25.13274123"/>
                </dxc:RadarLineScatterSeries2D>
            </dxc:RadarDiagram2D>
        </dxc:ChartControl>
        <!--endregion #RadarLineScatterSeries-->
    </Grid>
</Window>