1.

Which of the above statements is correct. IIn a DeltABC if 4s(x-a)(s-b)(s-c)=a^(2)b^(2) then it is angled triangle. In a DeltABC the expression sinA+sinB+sinC is maximum then the triangle is equilaterl

Answer»

onlyI
only II
both I and II
neither I nor II

Answer :C


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