gabrielaalmora gabrielaalmora
  • 12-02-2018
  • Mathematics
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a 10 foot flagpole casts a 4 foot shadow. At the exact time a 15 foot tree casts a shadow. What is the length of the trees shadow?

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s1m1
s1m1 s1m1
  • 12-02-2018

Since the shadows were casted at the same time those dimentions are in proportion

10 foot flagpole   4 foot shadow

15 foot tree          ? shadow

cross multiply

15·4/10=60/10=6 foot shadow

answer is 6 foot

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