Mathematics, 09.01.2020 00:31 thelonewolf5020

Aspotlight on the ground shines on a wall 12 miles away. if a man 2 meters tall walks from the spotlight toward the building at a speed of 1.6 m/s, how fast is the length of his shadow on the building decreasing when he is 4 meters from the building?

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Aspotlight on the ground shines on a wall 12 miles away. if a man 2 meters tall walks from the spotl...

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