In a - ABC- 2s- perimeter and R- circumradius- Then find the value of s-R in terms of sines-

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AM,GM,HM Inequality

In a Δ ABC,...

Question

In a $Δ A B C, 2 s =$ perimeter and $R =$ circumradius. Then find the value of $\frac{s}{R}$ in terms of sines.

sin A + sin B + sin C

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sin A - sin B + sin C

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sin A + sin B - sin C

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sin A - sin B - sin C

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