Bearing: Difference between revisions

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var p = brd.create('glider',[-1,0.5,c],{name:'drag me'});  
var p = brd.create('glider',[-1,0.5,c],{name:'drag me'});  
brd.addHook(function(){
brd.addHook(function(){
                   document.getElementById('degrees').value = (Math.atan2(p.X(),p.Y())*180/Math.PI).toFixed(1);
                   document.getElementById('degrees').value = (Math.atan2(p.Y(),p.X())*180/Math.PI).toFixed(1);
             });
             });
</jsxgraph>
</jsxgraph>

Revision as of 16:09, 16 June 2010