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a rectangle in a square

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A Rectangle in a Square

Posted on Jul 26, 2020

A Rectangle in a Square

The blue rectangle covers half of the square’s area. What’s the angle?

Created on May 9, 2021 20:55:56 by Andrew Stacey
Views: Print | TeX | Source | Linked from: Catriona Agg's puzzles, Catriona Agg's puzzles 2020, a rectangle in a square techniques