2025 AMC 12A Problem 16 / 10A Problem 23 @SohilRathi
2025 AMC 12A Problem 16 / 10A Problem 23  @SohilRathi
Uploaded November 2025 | Updated September 2026, 2 weeks ago
Mastering AMC 10/12 book: omegalearn.org/mastering-amc1012.
The book includes video lectures for every topic on the AMC 10/12 contests, along with many useful formulas and hundreds of examples and practice problems with detailed video solutions.

Mastering AMC 8 book: omegalearn.org/mastering-amc8
The book covers the most important concepts on the AMC 8 contest, and includes video lectures for every chapter, formulas for every topic, and hundreds of examples and practice problems with detailed video solutions.

Join our Discord server to discuss problems from our books or any help with math competitions in general: bit.ly/OmegaLearnDiscord
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For more practice, watch the following free courses:

1. AMC 8 Fundamentals Course:
youtube.com/playlist?list=PLT9bNzqjDoMmMNsMAJ3g7C4ptRnPMMrpT

2. AMC 8 Advanced Course:
youtube.com/playlist?list=PLT9bNzqjDoMmjM-PFJktrlab4-bkWwFMP

3. Mastering AMC 8 Course:
youtube.com/playlist?list=PLT9bNzqjDoMnF2rmrySRQF_c_gUjKkVMe

4. AMC 10/12 Fundamentals Course:
youtube.com/playlist?list=PLT9bNzqjDoMkoIg9K_bs4EjdpHYlS0L51

5. Mastering AMC 10/12 Course:
youtube.com/playlist?list=PLT9bNzqjDoMlmyxKw2bp5nHsEu-Zn9dac

More resources available at: omegalearn.org

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Tags:
AMC 8, AMC 8 Preparation, AMC 8 Crash Course, AMC 8 Concepts, AMC 8 Review, AMC 10, AMC 12, MATHCOUNTS, MathLeague, Number Theory, Primes, Factors, Competition math, Number of Factors, Sum of Factors, Product of Factors, Permutations, Combinations, Combinatorics, Modular Arithmetic, Recursion, Probability, Divisibility, Competition Math, Area of a Triangle, Similar Triangles, Cyclic Quadrilateral, Power of a Point, 3D Geo, Polygons, Coordinate Geometry
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Sohil Rathi |

2025 AMC 12A Problem 16 / 10A Problem 23

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