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MATH / In triangle ABC, ∠BAC=72^(∘). The incircle of triangle ABC touches sides BC, AC, and AB at D, E, and F, respectively. Find ∠EDF, in degrees. [asy] import geometry; unitsize(2 cm); … · Discussion

Discussing In triangle ABC, ∠BAC=72^(∘). The incircle of triangle ABC touches sides BC, AC, and AB at D, E, and F, respectively. Find ∠EDF, in degrees. [asy] import geometry; unitsize(2 cm); … · MATH

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