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Mathematics 20 Online
OpenStudy (anonymous):

Not really good at word problems. Winnipeg, Manitoba and Wichita, KS lie on the same longitudinal line. Wichita is at 38° latitude and Winnipeg is at 50° latitude. If the earth is a sphere of radius 4000 miles, use arc length to find the distance between the cities. [Use π = 3.14, and round to the nearest mile.] A) 750 miles B) 780 miles C) 810 miles D) 840 miles

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