Math, asked by pavaratharajan, 10 months ago

If A, Band c are interior angle of a triangle ABC, then show that sin (B+C/2)=cos(A/2)? From which book did u get this question

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Answered by rudrasakariya

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Answer:

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If A, Band c are interior angle of a triangle ABC, then show that sin (B+C/2)=cos(A/2)? From which book did u get this question

daa

Answered by singhkhushmeet309

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it is an NCERT question

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