[" In "Delta ABC" ,if "cot(A)/(2)=(b+c)/...

[" In "Delta ABC" ,if "cot(A)/(2)=(b+c)/(a)" ,then the "],[" triangle is "],[[" (A) isosceles "],[" (B) equilateral "],[" (C) right angled "],[" (D) acute angled "]]

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