29 January 2019

• curprev 01:2001:20, 29 January 2019 Strangeplant talk contribs 1,116 bytes +21 →Solution

10 December 2018

• curprev 14:3014:30, 10 December 2018 Strangeplant talk contribs 1,095 bytes +573 solution presented, plz edit this is meh explanation

23 November 2018

• curprev 21:3421:34, 23 November 2018 Strangeplant talk contribs 522 bytes +27 I EXIST DONT FORGET

26 November 2016

• curprev 08:4808:48, 26 November 2016 Mathisfun04 talk contribs 495 bytes +13 →Solution

19 October 2014

• curprev 20:2920:29, 19 October 2014 Timneh talk contribs m 482 bytes +1 →See also
• curprev 20:1420:14, 19 October 2014 Timneh talk contribs m 481 bytes 0 moved 2009 UNC Math Contest II Problems/Problem 8 to 2009 UNCO Math Contest II Problems/Problem 8: disambiguation of University of Northern Colorado with University of North Carolina
• curprev 16:5216:52, 19 October 2014 Timneh talk contribs 481 bytes +481 Created page with "== Problem == Two diagonals are drawn in the trapezoid forming four triangles. The areas of two of the triangles are <math>9</math> and <math>25</math> as shown. What is the tot..."