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four aligned squares

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Four Aligned Squares

Posted on Aug 10, 2018

Four Aligned Squares

The area of the bottom left square is 55. What’s the area of the blue triangle?

Revised on May 9, 2021 20:55:55 by Andrew Stacey
Views: Print | TeX | Source | Linked from: Catriona Agg's puzzles, Catriona Agg's puzzles 2018, four aligned squares techniques