in-a-given-triangle-tg-C-2-a-tgA-b-tgB-a-b-define-the-kind-of-triangle-

Question Number 54602 by behi83417@gmail.com last updated on 07/Feb/19

i n a g i v e n t r i a n g l e :

tg \frac{C}{2} = \frac{a . tgA + b . tgB}{a + b} .

define the kind of triangle .

Commented by MJS last updated on 08/Feb/19

using the laws of sines and cosines I get

c = \sqrt{a b + \sqrt{a^{4} - a^{2} b^{2} + b^{4}}}

but this {doesn}^{'} t seem to be a special kind of

triangle \dots

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