Español Lisa is sitting in a movie theater, 21 meters from the screen. The angle of elevation from her line of sight to the top of the screen is 17°, and the angle of depression from her line of sight to the bottom of the screen is 38°. Find the height of the entire screen. Do not round any intermediate computations. Round your answer to the nearest tenth. Note that the figure below is not drawn to scale. 17° 38° meters 21 meters

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