Ashley R.
asked • 03/13/22A spotlight on the ground shines on a wall 12 m away.
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 1.1 m/s, how fast (in m/s) 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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