structure. The structure shown above is in static equilibrium. The structure is made of square segments 2.3 m on each side. Support A is a pin joint and support B is on rollers. An external force F-390 N is applied to the What is the reaction force at A? Write your answer as a vector. Enter x-component Ist, y-component 2nd, and include units on both. Answer 1 of 2: Answer 2 of 2: Submit All Answers 12. [1pt] And What is the reaction force at B? Write your answer as a vector. Enter x-component Ist, y-component 2nd, and include units on both. Answer 1 of 2: Answer 2 of 2: Submit All Answers CAPA (c) LSU