You can put this solution on YOUR website! Can you be more specific with what you mean by dilation?
There are a couple of different uses of that term in algebra.
Since you posted under geometry perhaps that's what you meant.
Here are two webpages with examples that do an excellent job of explaining.
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http://regentsprep.org/regents/math/dilate/Ldilate.htm
http://regentsprep.org/regents/math/codilate/ldilate.htm
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If that doesn't satisfy you or isn't what you meant, please re-post.
