The force P applied at joint D of the square frame causes the frame to sway and form the dashed rhombus. Suppose that 8 = 2.7 - (Figure 1) Part A Determine the average normal strain developed in wire AE Assume the three rods are rigid. Express your answer using three significant figures. V AEP vec ? (EAE)avg = 0.025 mm/mm Submit Previous Answers Request Answer X Incorrect; Try Again; 3 attempts remaining Figure 1 of 1 Provide Feedback -200 mm -200 mm E P 400 mm B