Question: Refer to Problem 19. At what rate is the person's shadow growing when he is 20 feet from the pole? Problem 19 A streetlight is

Refer to Problem 19. At what rate is the person's shadow growing when he is 20 feet from the pole?
Problem 19
A streetlight is on top of a 20-foot pole. A person who is 5 feet tall walks away from the pole at the rate of 5 feet per second. At what rate is the tip of the person's shadow moving away from the pole when he is 20 feet from the pole?

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