Triangle area — AMC & AIME Problems
Practice every real AMC 8, AMC 10, AMC 12, and AIME problem that uses Triangle area — 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 8
1992 AMC 8 Problem 10 • 1993 AMC 8 Problem 18 • 1996 AMC 8 Problem 17 • 1996 AMC 8 Problem 22 • 1999 AMC 8 Problem 23 • 2000 AMC 8 Problem 25 • 2003 AMC 8 Problem 6 • 2003 AMC 8 Problem 25 • 2007 AMC 8 Problem 8 • 2007 AMC 8 Problem 14 • 2007 AMC 8 Problem 23 • 2008 AMC 8 Problem 23 • 2009 AMC 8 Problem 7 • 2010 AMC 8 Problem 17 • 2011 AMC 8 Problem 16 • 2013 AMC 8 Problem 24 • 2015 AMC 8 Problem 6 • 2015 AMC 8 Problem 19 • 2015 AMC 8 Problem 21 • 2016 AMC 8 Problem 2 • 2016 AMC 8 Problem 22 • 2016 AMC 8 Problem 25 • 2018 AMC 8 Problem 4 • 2019 AMC 8 Problem 21 • 2019 AMC 8 Problem 24 • 2024 AMC 8 Problem 11
AMC 10
2000 AMC 10 Problem 5 • 2002 AMC 10A Problem 13 • 2002 AMC 10B Problem 17 • 2003 AMC 10A Problem 12 • 2003 AMC 10B Problem 20 • 2004 AMC 10A Problem 9 • 2004 AMC 10B Problem 18 • 2005 AMC 10A Problem 23 • 2005 AMC 10A Problem 25 • 2005 AMC 10B Problem 14 • 2006 AMC 10B Problem 19 • 2007 AMC 10A Problem 14 • 2007 AMC 10B Problem 10 • 2007 AMC 10B Problem 11 • 2007 AMC 10B Problem 17 • 2009 AMC 10A Problem 10 • 2009 AMC 10A Problem 23 • 2009 AMC 10B Problem 4 • 2009 AMC 10B Problem 12 • 2009 AMC 10B Problem 17 • 2009 AMC 10B Problem 18 • 2010 AMC 10B Problem 7 • 2012 AMC 10A Problem 15 • 2013 AMC 10A Problem 3 • 2013 AMC 10A Problem 15 • 2013 AMC 10A Problem 16 • 2013 AMC 10B Problem 7 • 2014 AMC 10A Problem 9 • 2014 AMC 10A Problem 14 • 2014 AMC 10B Problem 13 • 2015 AMC 10A Problem 19 • 2015 AMC 10B Problem 13 • 2016 AMC 10A Problem 11 • 2016 AMC 10B Problem 9 • 2017 AMC 10B Problem 19 • 2017 AMC 10B Problem 21 • 2019 AMC 10A Problem 7 • 2019 AMC 10B Problem 10 • 2020 AMC 10B Problem 8 • 2021 AMC 10A Spring Problem 21 • 2021 AMC 10B Fall Problem 2 • 2021 AMC 10B Fall Problem 13 • 2024 AMC 10A Problem 22
AMC 12
1950 AMC 12 Problem 9 • 1951 AMC 12 Problem 27 • 1951 AMC 12 Problem 29 • 1953 AMC 12 Problem 13 • 1954 AMC 12 Problem 5 • 1954 AMC 12 Problem 8 • 1955 AMC 12 Problem 21 • 1956 AMC 12 Problem 27 • 1957 AMC 12 Problem 25 • 1957 AMC 12 Problem 26 • 1958 AMC 12 Problem 21 • 1958 AMC 12 Problem 31 • 1958 AMC 12 Problem 35 • 1959 AMC 12 Problem 10 • 1959 AMC 12 Problem 43 • 1960 AMC 12 Problem 4 • 1961 AMC 12 Problem 16 • 1962 AMC 12 Problem 18 • 1962 AMC 12 Problem 23 • 1963 AMC 12 Problem 25 • 1964 AMC 12 Problem 10 • 1964 AMC 12 Problem 15 • 1964 AMC 12 Problem 22 • 1965 AMC 12 Problem 16 • 1966 AMC 12 Problem 2 • 1966 AMC 12 Problem 14 • 1967 AMC 12 Problem 5 • 1967 AMC 12 Problem 34 • 1969 AMC 12 Problem 15 • 1969 AMC 12 Problem 22 • 1970 AMC 12 Problem 27 • 1971 AMC 12 Problem 15 • 1972 AMC 12 Problem 27 • 1973 AMC 12 Problem 4 • 1974 AMC 12 Problem 19 • 1974 AMC 12 Problem 25 • 1976 AMC 12 Problem 9 • 1979 AMC 12 Problem 21 • 1979 AMC 12 Problem 30 • 1983 AMC 12 Problem 28 • 1984 AMC 12 Problem 17 • 1984 AMC 12 Problem 26 • 1986 AMC 12 Problem 27 • 1987 AMC 12 Problem 30 • 1989 AMC 12 Problem 6 • 1989 AMC 12 Problem 19 • 1995 AMC 12 Problem 10 • 1996 AMC 12 Problem 15 • 1999 AMC 12 Problem 16 • 2000 AMC 12 Problem 19 • 2003 AMC 12A Problem 16 • 2003 AMC 12B Problem 14 • 2004 AMC 12A Problem 8 • 2007 AMC 12A Problem 10 • 2007 AMC 12A Problem 19 • 2007 AMC 12B Problem 14 • 2007 AMC 12B Problem 25 • 2008 AMC 12B Problem 15 • 2008 AMC 12B Problem 17 • 2009 AMC 12B Problem 4 • 2009 AMC 12B Problem 9 • 2009 AMC 12B Problem 14 • 2012 AMC 12A Problem 10 • 2012 AMC 12B Problem 10 • 2013 AMC 12A Problem 1 • 2013 AMC 12A Problem 13 • 2013 AMC 12B Problem 8 • 2014 AMC 12A Problem 10 • 2014 AMC 12B Problem 9 • 2016 AMC 12A Problem 8 • 2016 AMC 12B Problem 6 • 2018 AMC 12A Problem 20 • 2018 AMC 12B Problem 16 • 2019 AMC 12A Problem 5 • 2019 AMC 12B Problem 18 • 2021 AMC 12B Fall Problem 2 • 2021 AMC 12B Fall Problem 8 • 2023 AMC 12B Problem 17 • 2024 AMC 12B Problem 7 • 2024 AMC 12B Problem 15 • 2025 AMC 12A Problem 17 • 2025 AMC 12B Problem 21 • 2025 AMC 12B Problem 22
AIME
1984 AIME Problem 9 • 1985 AIME Problem 6 • 1986 AIME Problem 15 • 1988 AIME Problem 7 • 1989 AIME Problem 15 • 1992 AIME Problem 13 • 1999 AIME Problem 12 • 1999 AIME Problem 14 • 2001 AIME I Problem 4 • 2003 AIME I Problem 6 • 2003 AIME II Problem 11 • 2007 AIME I Problem 15 • 2008 AIME I Problem 2 • 2013 AIME I Problem 7 • 2013 AIME I Problem 12 • 2013 AIME II Problem 5 • 2013 AIME II Problem 10 • 2015 AIME II Problem 15 • 2017 AIME II Problem 10 • 2018 AIME II Problem 12 • 2019 AIME I Problem 3 • 2019 AIME II Problem 1 • 2021 AIME II Problem 2 • 2021 AIME II Problem 5 • 2025 AIME I Problem 12 • 2025 AIME II Problem 1 • 2025 AIME II Problem 6 • 2025 AIME II Problem 12