Posted by cheyenne on Sunday, April 25, 2010 at 1:23pm.
one light year is about 9 trillion kilometers . arctus is a star that is 37 light years from earth.if you are 11 years old now,how old will you be when light that is leaving arcturus today reaches earth. how far in kilometers willit have traveled .sow your work.

5th grade math  PsyDAG, Monday, April 26, 2010 at 3:39pm
If you are 11, you will be 37 years older (year = year).
9 trillion * 37 = ?

5th grade  Anonymous, Tuesday, March 8, 2011 at 5:05pm
gygigyuyg

5th grade  mya polynice, Friday, January 11, 2013 at 4:48pm
333

5th grade  jordan, Monday, April 13, 2015 at 5:40pm
i don't know i want u to tell me

5th grade  Anonymous, Thursday, March 3, 2016 at 6:12pm
333
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