redgodess479 redgodess479

02-02-2017
Mathematics

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A boy who is 3 feet tall can cast a shadow on the ground that is 7 feet long. How tall is a man who can cast a shadow that is 14 feet long? Solve this problem by setting up a proportion. Show your work.(p. 250, example 4)

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alliekoch1005 alliekoch1005

02-02-2017

Set up a proportion:7 over 3 cross multiplied by 14 over X. 7X=3(14), 7x=42, x=6. A 6 ft tall man casts a 14 ft shadow.

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