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Mathematics 19 Online
OpenStudy (anonymous):

What distance is traveled by a satellite 1200 km from the center of the Earth in 40 π rotations?

OpenStudy (doc.brown):

Try \(2\pi r\) for one rotation.|dw:1396663931798:dw|

OpenStudy (anonymous):

so if i try this for one rotation so 2pi r = 2x(22/7)x1200 = 7542.86

OpenStudy (anonymous):

I tried to multiply this number by 40 but the answer is not included in the choices. I must have done something wrong

OpenStudy (anonymous):

these are the choices A) 48,000 B) 150,796 C) 225,000 D) 250,435

OpenStudy (doc.brown):

Wait, is π there on purpose? What's π?

OpenStudy (doc.brown):

I got 301600km. Unless the π means some scalar multiplier.

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