User contributions
- 20:22, 1 July 2023 (diff | hist) . . (+1) . . 2019 Mock AMC 10B Problems/Problem 12 (current)
- 20:20, 1 July 2023 (diff | hist) . . (+759) . . 2019 Mock AMC 10B Problems/Problem 12
- 20:01, 1 July 2023 (diff | hist) . . (+953) . . N 2019 Mock AMC 10B Problems/Problem 12 (Created page with "Observe that the triangle is a 30-60-90 triangle because of the 10-10sqrt(3) ratio. Let the center of the circle be O, the upper left point of the triangle be A, the right ang...")
- 19:51, 11 May 2022 (diff | hist) . . (0) . . m User:Piphi (→User Count)
- 14:11, 4 August 2020 (diff | hist) . . (+338) . . N About weihang (Created page with "Weihang is an AoPS User. He is best known for being a mod at NJTQ for 5 months, and creating the Mathcounts Preparation Forum. He has also made the forums WDCUS, NBA Basketbal...") (current)
- 12:44, 11 May 2020 (diff | hist) . . (+33) . . m 2003 AMC 12A Problems/Problem 15 (→Solution)