Wolfram Demonstrations Projecthttp://demonstrations.wolfram.com/An Open Resource of Interactive Mathematica VisualizationsCopyright 2009 Wolfram Demonstrations Project & ContributorsDetermine a Vector in 2Dhttp://demonstrations.wolfram.com/DetermineAVectorIn2D/]]>http://demonstrations.wolfram.com/DetermineAVectorIn2D/Mechanical Workhttp://demonstrations.wolfram.com/MechanicalWork/]]>http://demonstrations.wolfram.com/MechanicalWork/Resultant of a Vectorhttp://demonstrations.wolfram.com/ResultantOfAVector/]]>http://demonstrations.wolfram.com/ResultantOfAVector/Equation of a Line in Vector Form 2Dhttp://demonstrations.wolfram.com/EquationOfALineInVectorForm2D/]]>http://demonstrations.wolfram.com/EquationOfALineInVectorForm2D/