Surface area — AMC & AIME Problems
Practice every real AMC 8, AMC 10, AMC 12, and AIME problem that uses Surface 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).
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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
1989 AMC 8 Problem 23 • 1991 AMC 8 Problem 15 • 1993 AMC 8 Problem 17 • 1997 AMC 8 Problem 21 • 2000 AMC 8 Problem 22 • 2002 AMC 8 Problem 22 • 2003 AMC 8 Problem 13 • 2006 AMC 8 Problem 18 • 2008 AMC 8 Problem 16 • 2009 AMC 8 Problem 25 • 2012 AMC 8 Problem 21 • 2014 AMC 8 Problem 19 • 2025 AMC 8 Problem 8
AMC 10
2005 AMC 10A Problem 11 • 2007 AMC 10A Problem 21 • 2007 AMC 10B Problem 1 • 2007 AMC 10B Problem 23 • 2009 AMC 10B Problem 22 • 2018 AMC 10B Problem 4 • 2020 AMC 10A Problem 10
AMC 12
1951 AMC 12 Problem 4 • 1959 AMC 12 Problem 1 • 1972 AMC 12 Problem 12 • 1973 AMC 12 Problem 8 • 1980 AMC 12 Problem 16 • 1981 AMC 12 Problem 9 • 1982 AMC 12 Problem 16 • 1984 AMC 12 Problem 25 • 1985 AMC 12 Problem 25 • 1994 AMC 12 Problem 11 • 1998 AMC 12 Problem 27 • 2005 AMC 12A Problem 10 • 2008 AMC 12A Problem 8 • 2014 AMC 12B Problem 14 • 2020 AMC 12A Problem 7 • 2021 AMC 12A Fall Problem 9