User contributions
- 22:37, 6 November 2021 (diff | hist) . . (+2) . . 2008 AMC 10B Problems/Problem 21 (→Solution 2) (current)
- 22:35, 6 November 2021 (diff | hist) . . (-2) . . 2008 AMC 10B Problems/Problem 21 (→Solution 2)
- 22:31, 6 November 2021 (diff | hist) . . (+10) . . 2008 AMC 10B Problems/Problem 21 (→Solution 2)
- 22:30, 6 November 2021 (diff | hist) . . (+715) . . 2008 AMC 10B Problems/Problem 21
- 01:54, 17 January 2021 (diff | hist) . . (+108) . . m Combinatorial identity (→Examples)
- 18:47, 24 October 2020 (diff | hist) . . (0) . . m 2020 AMC 10A Problems/Problem 17 (→Solution 2)
- 20:02, 2 July 2020 (diff | hist) . . (0) . . Incircle
- 20:02, 2 July 2020 (diff | hist) . . (+2) . . Incircle
- 20:02, 2 July 2020 (diff | hist) . . (+17) . . m Incircle