3. (4 points) Juan wants to find the distance between two points A and B on opposite sides of a building. He locates a point C that is 110 feet fmmA and 160 feet from B. If the angle at C is 54\" , find the distance E . Round your answer to one decimal place. l l. (4 points) Simplify the expression: sinl:tan"[ 2 1)]. I + 2. (6 points) Solve the triangle nABC where B = 57 , a = 11 , and b = 1|] . Round your answers to one decimal place