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triangle in circle in triangle in semi-circle

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Triangle in Circle in Triangle in Semi-Circle

Posted on Aug 15, 2018

Triangle in Circle in Triangle in Semi-Circle

A triangle in a circle in a triangle in a semicircle … what’s the angle?

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, triangle in circle in triangle in semi-circle techniques