Altitude — AMC & AIME Problems
Practice every real AMC 8, AMC 10, AMC 12, and AIME problem that uses Altitude — a geometry concept — each with a professionally curated solution, many with a video solution too, from LIVE by Po-Shen Loh. Browse all concepts or the full past-contest archive.
All problems are used with official legal permission of the Mathematical Association of America (MAA).
Filter by difficulty
These problems’ difficulty ratings come from real solve attempts on our platform. Tap a band or a contest to filter the list below, and tap a selected band again to include all difficulties. See the full difficulty guide.
AMC 10
2002 AMC 10A Problem 13 • 2005 AMC 10B Problem 10 • 2007 AMC 10B Problem 21 • 2009 AMC 10A Problem 10 • 2013 AMC 10A Problem 15 • 2013 AMC 10B Problem 23 • 2014 AMC 10A Problem 9 • 2015 AMC 10B Problem 13 • 2018 AMC 10A Problem 16 • 2025 AMC 10B Problem 13
AMC 12
1950 AMC 12 Problem 47 • 1954 AMC 12 Problem 29 • 1955 AMC 12 Problem 21 • 1956 AMC 12 Problem 30 • 1957 AMC 12 Problem 1 • 1958 AMC 12 Problem 19 • 1958 AMC 12 Problem 36 • 1959 AMC 12 Problem 2 • 1961 AMC 12 Problem 8 • 1962 AMC 12 Problem 23 • 1964 AMC 12 Problem 35 • 1967 AMC 12 Problem 13 • 1970 AMC 12 Problem 7 • 1976 AMC 12 Problem 16 • 1978 AMC 12 Problem 26 • 1984 AMC 12 Problem 17 • 1986 AMC 12 Problem 28 • 1986 AMC 12 Problem 29 • 1989 AMC 12 Problem 7 • 1990 AMC 12 Problem 27 • 2003 AMC 12B Problem 22 • 2005 AMC 12B Problem 6 • 2009 AMC 12B Problem 13 • 2013 AMC 12B Problem 19 • 2015 AMC 12B Problem 11 • 2016 AMC 12B Problem 17 • 2019 AMC 12A Problem 25 • 2024 AMC 12B Problem 24 • 2025 AMC 12A Problem 11