Question: In triangle ABC, let a, b, c be the lengths of sides opposite to angles A, B, C respectively and 2s = a +

In triangle ABC, let a, b, c be the lengths of sides opposite to angles A, B, C respectively and 2s = a + b+ c. If = = and area of circle inscribed in triangle ABC is , then 8ein" (4") 21 sin()ain()ain() %3D 2 is equal to

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