The resultant of two forces x and y will be greatest when the angle between x and y is a. 0% b. 90% c.45% d. 180 e. 60%
since cos(0) is the maximum, go with A.
Easily seen if you draw two vectors, tail-to-tip, and try various angles.
Easily seen if you draw two vectors, tail-to-tip, and try various angles.