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Intermediate

Stuck boulder II

An equilateral triangle with a cevian and an inscribed circle. Prove that the red tangency points and midpoint are collinear.

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Solution

Solution by yifs.

∠ABC=∠ADC=∠CDE=∠CFG=∠GBC
A is between B and G (proved)

https://twitter.com/Mirangu1/status/1851903271511765369

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