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 2 years ago
a woman 5 feet tall is walking away from a streetlight hung 20 feet from the ground at a rate of 6ft how fast the shadow lengthing
 2 years ago
a woman 5 feet tall is walking away from a streetlight hung 20 feet from the ground at a rate of 6ft how fast the shadow lengthing

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ksaimouli
 2 years ago
Best ResponseYou've already chosen the best response.0dw:1353865196344:dw

ksaimouli
 2 years ago
Best ResponseYou've already chosen the best response.0can i use dw:1353865365236:dw

asnaseer
 2 years ago
Best ResponseYou've already chosen the best response.0you are using exactly the right approach. find x in terms of y and then differentiate with respect to time to get your answer.

ksaimouli
 2 years ago
Best ResponseYou've already chosen the best response.0i know i got 18 but book used another one dw:1353865556968:dw

asnaseer
 2 years ago
Best ResponseYou've already chosen the best response.0I think you have an error in your calculation. If I use the same ratio as you showed initially then I get an answer of 2 ft/s

asnaseer
 2 years ago
Best ResponseYou've already chosen the best response.0maybe if you listed your steps then I may be able to help you spot where you may have made a mistake

ksaimouli
 2 years ago
Best ResponseYou've already chosen the best response.0dw:1353865761171:dw

ksaimouli
 2 years ago
Best ResponseYou've already chosen the best response.0dw:1353865816040:dw

asnaseer
 2 years ago
Best ResponseYou've already chosen the best response.0sorry I meant that you have been given dy/dt = 6

asnaseer
 2 years ago
Best ResponseYou've already chosen the best response.0x represents the shadow length

ksaimouli
 2 years ago
Best ResponseYou've already chosen the best response.0so the shadow falls in front of her because the light is backwards?

asnaseer
 2 years ago
Best ResponseYou've already chosen the best response.0yes  but I would say the light is behind her rather than "backwards" :)

ksaimouli
 2 years ago
Best ResponseYou've already chosen the best response.0thx becasue of silly mistake whole answer is wrong thx for correcting me
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