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• 2001 IMO Shortlist Problems/N6
  ...>\bar a</math> to be <math>a^2\equiv \bar a\bmod p</math> and <math>\hat i=2pi+\bar i</math>. Then, we show that the integers <math>\hat i</math> does the
  2 KB (443 words) - 13:08, 17 August 2011
• 1984 AHSME Problems/Problem 15
  draw((0,0)--(cos(2pi/10),sin(2pi/10))); label("$\tan{2x}$",(cos(2pi/10),sin(2pi/10)),NE);
  3 KB (493 words) - 18:16, 4 June 2021
• 1998 USAMO Problems/Problem 6
  C = (1+(1-cos(2pi/9))*cos(2pi/9), (1-cos(2pi/9))*sin(2pi/9)); D = (-(1-cos(2pi/9))*cos(2pi/9), (1-cos(2pi/9))*sin(2pi/9));
  5 KB (871 words) - 18:59, 10 May 2023
• 2014 AMC 12B Problems
  surface base = surface(g,(0,0),(2pi,Brad),80,2);
  13 KB (2,066 words) - 14:08, 1 November 2022
• 2014 AMC 10B Problems
  surface base = surface(g,(0,0),(2pi,Brad),80,2);
  13 KB (2,011 words) - 21:54, 8 November 2022
• 2014 AMC 10B Problems/Problem 23
  surface base = surface(g,(0,0),(2pi,Brad),80,2);
  6 KB (1,060 words) - 19:15, 11 August 2023
• 2014 AMC 12B Problems/Problem 19
  surface base = surface(g,(0,0),(2pi,Brad),80,2);
  4 KB (703 words) - 16:24, 9 September 2022
• 1992 AHSME Problems/Problem 27
  ...ir(degrees(-5pi/12)); pair B = dir(degrees(2pi/12)); pair C = dir(degrees(-2pi/12)); pair P = extension(A, B, C, D); draw(circ); draw(A--P--D); label('$A$
  2 KB (318 words) - 17:12, 7 June 2019
• 2019 AMC 10A Problems/Problem 21
  surface s=surface(f,(0,0),(pi,2pi),70,Spline);
  7 KB (1,000 words) - 15:03, 23 October 2021
• 2019 Mock AMC 10B Problems/Problem 3
  <cmath></cmath>D) <math>(2pi)^2</math> equals <math>4pi^2</math>, which is irrational
  585 bytes (85 words) - 11:47, 5 November 2019
• 2020 AMC 12A Problems/Problem 9
  draw(graph(g,0,2pi),blue,"$y=\cos\left(\frac x2\right)$"); A[0] = (2pi,0);
  4 KB (615 words) - 04:07, 8 July 2022
• 2021 AMC 12B Problems/Problem 13
  draw(graph(Sin,0, 2pi),red,"$3\sin{x} -1 $"); draw(graph(Cos,0, 2pi),blue,"$5\cos{3x}$");
  2 KB (250 words) - 18:57, 19 September 2023