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QUESTION
3. [1pt] At what angle should the laser beam in the diagram be aimed at the mirrored ceiling in order to hit the midpoint of the far wall?
3. [1pt]At what angle φ should the laser beam in the diagram be aimed at the mirrored ceiling in order to hit the midpoint of the far wall? The length of the room is a = 4.9 m and its height is b = 3.0 m.Answer:
