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12-11-2014
Mathematics

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a utility worker is 5.5 feet tall and is casting a shadow 4 feet long . at the same time a nearby utility pole casts a shadow 20 feet long. write and solve a proportion. to find the height of the utility pole

Answer :

12-11-2014

[tex]x-height\ o\ the\ utility\ pole\\\\5.5\ \ \ -\ \ \ 4\\x\ \ \ \ \ \ -\ \ 20\\\\4x=110\ \ \ \ \ |:4\\x=27.5\\\\Utility\ pole\ is\ 27.5\ feet\ tall.[/tex]

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