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January 15th, 2011, 04:19 PM   #1
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Find origin of this circle?

Where's the center of the circle?

Note: This is different from the last question I asked.
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January 15th, 2011, 05:21 PM   #2
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Apply the formula given in this article.
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January 16th, 2011, 12:56 PM   #3
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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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