Triangle angles

The angles α, β, γ in triangle ABC are in the ratio 6:2:6. Calculate size of angles.

Correct result:

α =  77.1 °
β =  25.7 °
γ =  77.1 °

Solution:

α=180∘⋅66+2+6=77.1∘
β=180∘⋅26+2+6=25.7∘
γ=180∘⋅66+2+6=77.1∘

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