Trapezoid — AMC & AIME Problems

Practice every real AMC 8, AMC 10, AMC 12, and AIME problem that uses Trapezoid — 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.

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AMC 8

1999 AMC 8 Problem 14 2001 AMC 8 Problem 11 2003 AMC 8 Problem 21 2005 AMC 8 Problem 19 2007 AMC 8 Problem 8 2008 AMC 8 Problem 4 2011 AMC 8 Problem 20 2025 AMC 8 Problem 24 2026 AMC 8 Problem 23

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