1. The problem statement, all variables and given/known data Which of the following vector diagrams represent "A" as a sum of "B" and "C". (A=B+C) http://img402.imageshack.us/img402/94/vectorsnj3.jpg [Broken] 2. Relevant equations None that I know of. 3. The attempt at a solution I think the answer is number 1, because A is the hypotenuse.