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SOLUTION AND PROPERTIES OF TRIANGLE | SO...

SOLUTION AND PROPERTIES OF TRIANGLE | SOME IMPORTANT RESULTS AND THEIR APPLICATIONS, MISCELLANEOUS TOPICS | Prove that `(r+r_1)tan((B-C)/2)=(r+r_2)(tan(C-A)/2)=(r+r_3)(tan(A-B)/2)=0`, Given a triangle ABC with sides `a=7; b=8 and c=5` Find the value of expressions `(sinA+sinB+sinC)(cot(A/2)+cot(B/2)+cot(C/2))`, State Geometrical relation of Excenters , Distance between Incenter and excenter , Distance between Excenters , M-N THEOREM

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