The circular arc of a railroad curve has a chord of length 3400 feet corresponding to a central angle of 38. (Round your answers to two decimal places.) (a) Draw a diagram that visually represents the situation. Show the known quantities on the diagram and use the variables r and s to represent the radius of the arc and the length of the arc, respectively. (b) Find the radius r of the circular arc. ft (c) Find the length s of the circular arc. ft

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