If A + B + C = π , then prove that :sin2A + sin2B + sin2C = 4 sinAsin – InterviewSolution

1.	If A + B + C = π , then prove that :sin2A + sin2B + sin2C = 4 sinAsinBsinC.Please solve it in copy and don't spam.. urgent!!
Answer» Okhey did in the ATTACHMENT .

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