Vector Addition
  Enter Magnitude of Vector A( x)
Enter Magnitude of Vector B(y)
Enter angle in degree between A & B(k)
Angle between A & B(in radian)
Find Magnitude of Resultant C
Find tangent of angle between C & A (n)
Find angle in degree between C & A
 
C2= A2 + B2 + 2ABcos k
tan m=B sin k/( A + B cos k)