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If A,B,C are angles of a triangle, then the value of ∆ = is

If A,B,C are angles of a triangle, then the value of ∆ =     is

Grade:12

2 Answers

Deepak Kumar Shringi
askIITians Faculty 4407 Points
4 years ago
your question is not clear repost it
User
14 Points
4 years ago
8R^2xSINAxSinBxSinC

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