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Answers by Rachel C.

Thorough Explanation needed (Break Down) (answer)

x2 + y2 = r2 is the equation for a circle.  So for your problem, take the square root of 2250000 to get the radius, in this case, 1500.  I am assuming km is the units. if the orbit of the other is 200km farther out, the radius is 200km greater, so it's radius is 1700km. you...