Back to resources

Ritangle 2023

Ritangle 2023 took place 2 October – 12 December 2023, with 1200 teams taking part.

The winning team was from the Queen Elizabeth’s School, Barnet.

Ritangle is a competition designed for teams of students aged 16‌-‌18 who are currently studying either:

  • A level Mathematics
  • the International Baccalaureate
  • Scottish Highers
  • qualifications with equivalent content
  • document icon

    Stage 1 questions and solutions

  • document icon

    Stage 2 questions and solutions

  • document icon

    Crossnumber to unlock Stage 3

  • document icon

    Stage 3 question

  • document icon

    Stage 3 answer

Related resources

Popular

Ritangle 2025

Ritangle 2025 took place from 8 October to 5 December 2025, with 1,854 teams taking part.
Popular

MEI Conference 2025 Session Resources

Can you ‘control minds’ and make people do what you want – or does the maths help you?

Ritangle 2024

Questions and answers from our Ritangle 2024 competition

Proving the Pythagorean Theorem

Explore the Pythagorean Theorem in ancient texts in order to better appreciate how maths has developed in a range of diverse cultures.
Skip to content