Resultant S First Vector Second Vector b Calculations Observed Magnitude a = Magnitude b = X-component s = a +b X X X Angle 0 = Angle 0 = y-component s =a +b y y X-component a =acoso x-component x b =bcos0 Magnitude S= s2+ $2 x Y-component y a = asino Y-component b = bsin0 Angle S 0=tan -1 S X