Help with math problem

Anonymous
timer Asked: Feb 18th, 2016

Question description

It takes 3x10^7 years for a particular star to make one orbit around its galaxy. Assume that this star's orbit in it's galaxy is circular with a diameter of 10^4 light years. A light year is the distance that light travels in one year. There are about 5.859x10^12 miles in 1 light year. Estimate how many miles this star travels in one year. The star travels about____________miles in one year. 

 

Could someone please help me solve this problem and provide step by step how to do so.


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