Question: A hollow rectangular strut, pin ended. 7 ft long, is made of AZ6I-A-F magnesium alloy. The outside dimensions of the strut are 3 by 4 in and the wall thickness is f in. Determine the safe axial compressive load it can support. The response must be typed, single spaced, must be in times new roman font (size 12) and must follow the APA format.