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Mathematics, 20.11.2020 14:00 Rogeartest4
Standing at one side of a room, a person finds that a 1-ft ruler can be held vertically so that the top is in line with the top of the opposite wall and the bottom with the bottom of the wall. If the ruler is 2 ft from the eye and the wall is 8 ft tall, what is the distance across the room?
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Standing at one side of a room, a person finds that a 1-ft ruler can be held vertically so that the...
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