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afolmar2006
28.08.2019 •
Mathematics
An airplane travels 2100 km at a speed of 800 km/hr, and then encounters a tailwind that boosts its speed to 1000 km/hr for the next 1800 km. what was the average speed of the plane for this trip?
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Ответ:
Ответ:
Therefore, the side lengths are 17.9 feet and 35.8 feet.
Step-by-step explanation: