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Mathematics, 23.04.2020 00:54 Iron2841

A spotlight on the ground shines on a wall 12 m away. If a man 2 m tall walks from the spotlight toward the building at a speed of 2.3 m/s, how fast is the length of his shadow on the building decreasing when he is 4 m from the building? (Round your answer to one decimal place.)

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A spotlight on the ground shines on a wall 12 m away. If a man 2 m tall walks from the spotlight tow...

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