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Mathematics 17 Online
OpenStudy (anonymous):

A woman 5 ft tall walks at the rate of 3.5 ft/sec away from a streetlight that is 12 ft above the ground. At what rate is the tip of her shadow moving? At what rate is her shadow lengthening?

OpenStudy (anonymous):

Oooh, that's kind of a cool question. This is approximately what you have:|dw:1319489918871:dw| with each drawing being some time later than the previous one. Does it help?

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