# Solution - Trigonometric Functions - Solution of a Triangle

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#### Question

In ΔABC with usual notations, prove that 2a {sin^2(C/2)+csin^2 (A/2)} = (a +   c - b)

#### Solution

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#### Similar questions

In ΔABC, prove that : tan((a-b)/2)=(a-b)/(a+b)cotC/2

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