anychart.onDocumentReady(function () {
var xml = '<?xml version="1.0" encoding="utf-8"?>' +
'<anychart xmlns="https://cdn.anychart.com/schemas/8.7.1/xml-schema.xsd">' +
'<chart type="polar" container="container">' +
'<series series_type="line">' +
'<point x="0" value="0"/>'+
'<point x="50" value="100"/>'+
'<point x="100" value="0"/>'+
'<series series_type="line" stroke="red">' +
'<point x="50" value="0"/>'+
'<point x="100" value="100"/>'+
'<point x="50" value="0"/>'+
'<x_scale maximum="100"/>'+
var chart = anychart.fromXml(xml);