Assume the earth is a ball of perimeter 40, 000 kilometers. there is a building 20 meters tall at point a. a robot with a camera placed at 1.75 m. above the surface of the earth starts walking away from the building. at what distance from a, computed on the surface, does the robot cease to see the (top of the) building?
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Assume the earth is a ball of perimeter 40, 000 kilometers. there is a building 20 meters tall at po...
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