// Numbas version: finer_feedback_settings
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= Numbas.jme.unwrapValue(scope.variables.p3x);\n      var p3y= Numbas.jme.unwrapValue(scope.variables.p3y);\n      var p4x = Numbas.jme.unwrapValue(scope.variables.p4x);\n      var p4y= Numbas.jme.unwrapValue(scope.variables.p4y);\n      var p5x = Numbas.jme.unwrapValue(scope.variables.p5x);\n      var p5y= Numbas.jme.unwrapValue(scope.variables.p5y);\n      var p6x = Numbas.jme.unwrapValue(scope.variables.p6x);\n      var p6y= Numbas.jme.unwrapValue(scope.variables.p6y);\n      \n      var div = Numbas.extensions.jsxgraph.makeBoard('400px','400px',\n      {boundingBox:[minx,maxy,maxx,miny],\n       axis:false,\n       showNavigation:false,\n       grid:true});\n        var brd = div.board;          \n        var xaxis=brd.createElement('axis', [[minx,0],[maxx,0]]);\n        var yaxis=brd.createElement('axis', [[minx+5,miny],[minx+5,maxy]]);\n        var li1=brd.create('line',[[minx,regy1],[maxx,regy2]],{fixed:true,withLabel:false});\n        var 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