A support beam needs to be placed at a 28° angle of elevation so that the top meets a vertical beam 1. 6 meters above the horizo
ntal floor. The vertical beam meets the floor at a 90° angle. Law of sines: StartFraction sine (uppercase A) Over a EndFraction = StartFraction sine (uppercase B) Over b EndFraction = StartFraction sine (uppercase C) Over c EndFraction Approximately how far from the vertical beam should the lower end of the support beam be placed along the horizontal floor? 3. 0 meters 3. 4 meters 3. 9 meters 4. 4 meters.
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