A spring is attached at one end to support B and at the other end to collar A, as represented in the figure. Collar A slides along the vertical bar between points C and D. In the figure, the angle e is the angle created as the collar moves between points C and D. 3 ft When the spring is stretched and the distance from point A to point B is 5.3 feet, what is the value of e to the nearest tenth of a degree?

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