Extracted text: JESTION 5: Using the method of joints, find the reaction forces at the supports and the force in each member of the truss. Indicate whether the member is in tension (T) or compression (C). P=18.0 kN 15 m 9 m 13.5 m (Answer: AB=12.11 kN, AC=8.1 kN, CB=28.2 kN)