AMC shoelace formula problems
14 past AMC problems use shoelace formula. 2 come from the AMC 10 and 12 from the AMC 12.
Picks a problem you have not seen, at about the difficulty you are handling.
Problems
Newest contests first. Every problem opens with its answer choices, hints and a worked solution.
- 2024 AMC 10B · Problem 10
- 2024 AMC 12B · Problem 12
- 2024 AMC 12B · Problem 15
- 2022 AMC 12B · Problem 25
- 2021 AMC 12B · Problem 15
- 2021 Fall AMC 12A · Problem 21
- 2020 AMC 12A · Problem 17
- 2019 AMC 12A · Problem 5
- 2018 AMC 12A · Problem 22
- 2017 AMC 12B · Problem 24
- 2016 AMC 12A · Problem 15
- 2013 AMC 12A · Problem 13
- 2011 AMC 12A · Problem 17
- 2007 AMC 10A · Problem 18
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