1. The problem statement, all variables and given/known data A room has dimensions 2.75 m (height) multiplied by 3.80 (width) m multiplied by 4.00 (length) m. A fly starting at one corner flies around, ending up at the diagonally opposite corner. (a) What is the magnitude of its displacement? 2. Relevant equations A^2=Ax^2+Ay^2 3. The attempt at a solution the equation only has two unknowns while the question has three, were should i start.