You can put this solution on YOUR website! LET THE ANGLE BE AOB...
THE 2 LINES AO AND BO MEET AT O TO FORM THE ANGLE AOB.WE HAVE TO BISECT IT.
WITH O AS CENTRE AND ANY CONVENIENT RADIUS DRAW AN ARC TO CUT AO AT P AND BO AT Q.
NOW WITH P AND Q AS CENTRES DRAW 2 ARCS WITH THE SAME RADIUS.LET THE 2 ARCS MEET AT R.JOIN OR . OR BISECTS ANGLE AOB IN TO 2 EQUAL PARTS.