LaaylaHBV LaaylaHBV

03-04-2018
Mathematics

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A model of Boeing 777 airplane has a scale of 1 Inch:4.5 feet. The wingspan of the model plane is 4.5 inches. About how long is the wingspan of the actual plane?

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ttemmie ttemmie

03-04-2018

The answer is 20.25. I used the butterfly method to find the answer.

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