In any triangle ABC. sin ^(2) ""A/2 + si...

In any triangle ABC. `sin ^(2) ""A/2 + sin ^(2) ""B/2 + sin ^(2) ""C/2` is equal to

In any triangle ABC. sin ^(2) ""A/2 + sin ^(2) ""B/2 + sin ^(2) ""C/2 ...
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For any triangle ABC, prove thatsin(B-C)/sin(B+C)=(b^2-c^2)/(a^2)
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In any triangle A B C , prove that: (sin(B-C))/(sin(B+C))=(b^2-c^2)/(a...
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In any DeltaABC, prove that : 2(a sin^2 (C/2) + c sin^2 (A/2)) = a+c-b
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In any Delta ABC prove that : (sin (A-B))/(sin(A+B)) = (a^2 - b^2)/c^2
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In any triangle ABC, show that : 2a sin (B/2) sin (C/2)=(b+c-a) sin (A...
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In any DeltaABC, prove that : (b^2 - c^2)/a^2 = (sin (B-C))/(sin(B+C))
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If sin^(2)B+ sin^(2)C = sin^(2)A, then the triangle ABC is-
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In any triangle ABC, if sin^(2)A + sin^(2)B + sin^(2)C = 9/4, show tha...
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