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If the side and angle of a plane triangle ABC vary in such a way that the circumradius remains constant, then prove that:
 2 years ago
 2 years ago
If the side and angle of a plane triangle ABC vary in such a way that the circumradius remains constant, then prove that:
 2 years ago
 2 years ago

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arcticf0xBest ResponseYou've already chosen the best response.0
\[\delta a / \cos A + \delta b / \cos B + \delta c / \cos C = 0\] where da, db and dc are samll increments in sides a,b,c respectively.
 2 years ago

arcticf0xBest ResponseYou've already chosen the best response.0
I guess not a good time to post it. RIP!
 2 years ago
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