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four circles in a triangle in a circle

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Four Circles in a Triangle in a Circle

Posted on Oct 22, 2018

Four Circles in a Triangle in a Circle

Four identical circles are packed into an equilateral triangle. What fraction of the larger circle is shaded?

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 circles in a triangle in a circle techniques