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January 15th, 2011, 04:19 PM  #1 
Newbie Joined: Jan 2011 Posts: 2 Thanks: 0  Find origin of this circle?
Where's the center of the circle? Note: This is different from the last question I asked. 
January 15th, 2011, 05:21 PM  #2 
Global Moderator Joined: Dec 2006 Posts: 20,485 Thanks: 2041 
Apply the formula given in this article.

January 16th, 2011, 12:56 PM  #3 
Global Moderator Joined: Oct 2008 From: London, Ontario, Canada  The Forest City Posts: 7,932 Thanks: 1127 Math Focus: Elementary mathematics and beyond  Re: Find origin of this circle?
Alternatively, use the information found here http://en.wikipedia.org/wiki/Paralle...parallel_lines to find the equations of two lines that intersect at the origin of the circle. 

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