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ArchiveRegister

04/11/2026

DECAGON Logo

Centennial and Glenelg Math Tournament

Registration is free and open until April 8, 2026, 11:59 PM.

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Archive

Overview

This is the archive page for the DECAGON math tournament. Here, you can find past problems, information about previous organizers who have contributed to the success of the event, and past photos from the tournament. We hope this archive serves as a valuable resource for participants to learn from past competitions and get inspired for future ones.

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Past DECAGON Tests

Practice with Past Problems

To help you prepare for the DECAGON tournament, we have compiled a selection of past problems from previous years. These problems cover a range of topics and difficulty levels, providing an excellent opportunity for practice and skill enhancement.

You can access the past problems through the links below. We encourage all participants to review these problems and use them as a resource for their preparation. Good luck, and we look forward to seeing you at the tournament!

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Past Organizers

2025 Team

Centennial Organizers

Albert Cao, Tanvi Gupta, Martin Meister, Jaden Li, Sophie Zhang, Barry Chen, Nicholas Cui, Aryan Sharma, Joshua Oh, Ethan Burgoon, Nathan Lu, Joe Li

Glenelg Organizers

Samuel Yoon, Sai Challagundla, Zenia Haroon, Riya Gangabathina, Sanjay Mavalli, Alex Chen, Steven Wang, Jeffrey Wu

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Past Photos

2025

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DECAGONTournament

Questions? Contact us!

Website built by Ramy Kaddouri & Ethan Burgoon. Source available on GitHub.