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three parallel semi-circles

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Three Parallel Semi-Circles

Posted on Jul 24, 2019

Three Parallel Semi-Circles

The bases of all three semicircles are horizontal. If the yellow region has area 66, what’s the total blue area?

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 2019, three parallel semi-circles techniques