Two trangle geometric shapes

						var board = JXG.JSXGraph.initBoard('box1', {
     axis: true, boundingbox: [-1.8, 1.8, 1.8, -1.8], showcopyright: false,keepaspectratio: true, axis: false, zoom: false,showNavigation: false
  });

var p1 = board.create('point', [-1.2, 1.5],{name:'A', size: 1, face:"", color:'blue', label: {offset:[-15,10], color:'blue'}} );
var p2 = board.create('point', [-1.6, 0],{name:'B', size: 1,face:"", color:'blue',  label: {offset:[-15,0], color:'blue'}} );
var p3 = board.create('point', [-0.2, 0],{name:'C', size: 1,face:"", color:'blue',  label: {offset:[-0,10], color:'blue'}} );

var p4 = board.create('point', [0.7, 1.5],{name:'D', size: 1,face:"", color:'blue',  label: {offset:[-15,10], color:'blue'}} );

var p5 = board.create('point', [0.1, 0],{name:'E', size: 1,face:"", color:'blue',  label: {offset:[15,10], color:'blue'}} );

var p6 = board.create('point', [1.7, 0],{name:'F', size: 1,face:"", color:'blue',  label: {offset:[-0,10], color:'blue'}} );

var l1 = board.create('segment', [p1, p2]);
var l2 = board.create('segment', [p2, p3]);
var l3 = board.create('segment', [p3, p1]);

var l4 = board.create('segment', [p4, p5]);
var l5 = board.create('segment', [p5, p6]);
var l6 = board.create('segment', [p4, p6]);