9 February 2010

• 08:2708:27, 9 February 2010 diff hist +368 2009 AMC 10A Problems/Problem 4 →Solution

5 February 2010

• 21:3421:34, 5 February 2010 diff hist 0 m 2005 AMC 10A Problems/Problem 23 →Solution 2
• 21:3121:31, 5 February 2010 diff hist +22 2005 AMC 10A Problems/Problem 23 →Solution 2
• 19:5819:58, 5 February 2010 diff hist +978 2005 AMC 10A Problems/Problem 23 →Solution

3 February 2010

• 12:5512:55, 3 February 2010 diff hist +453 2003 AMC 10A Problems/Problem 23 →Solution: Added second solution

2 September 2009

• 18:4118:41, 2 September 2009 diff hist −19 2003 AMC 10A Problems/Problem 25 →Solution 3
• 18:4018:40, 2 September 2009 diff hist +550 2003 AMC 10A Problems/Problem 25 →Solution

22 February 2009

• 16:3816:38, 22 February 2009 diff hist +58 2006 AMC 12A Problems/Problem 11 →Solution
• 16:0516:05, 22 February 2009 diff hist +10 2005 AMC 12B Problems →Problem 1
• 16:0316:03, 22 February 2009 diff hist −11 2006 AMC 12B Problems/Problem 14 No edit summary

21 February 2009

• 15:0215:02, 21 February 2009 diff hist +1,246 2006 AMC 12B Problems/Problem 14 wrote solution

22 December 2008

• 14:3914:39, 22 December 2008 diff hist +341 2005 AMC 10A Problems/Problem 20 →Solution: added asy diagram to go along with solution
• 14:0414:04, 22 December 2008 diff hist +764 2005 AMC 10A Problems/Problem 14 →Solution

16 June 2008

• 18:2518:25, 16 June 2008 diff hist +1,027 N 1995 AHSME Problems/Problem 22 New page: ==Problem== A pentagon is formed by cutting a triangular corner from a rectangular piece of paper. The five sides of the pentagon have lengths 13,19,20,25 and 31, although this is not nece...