User talk:

April 2010

25px Welcome to Wikipedia. Everyone is welcome to make helpful changes to Wikipedia. However, some of your changes, like the ones to "Pythagorean theorem", did not appear to be helpful and have been removed. If you want to try out changing Wikipedia to learn more about how it works, please use the sandbox. Thank you.  PiRSquared17 (talk 23:20, 21 April 2010 (UTC)