Mht Cet
Properties Of Triangles
MHT CET 2025 5th May Evening Shift
MCQ+2 / -02025
With usual notation, in a triangle ABC $\frac{b+c}{11}=\frac{c+a}{12}=\frac{a+b}{13}$, then the value of $\cos B$ is equal to
Mht Cet
MHT CET 2025 5th May Evening Shift
With usual notation, in a triangle ABC $\frac{b+c}{11}=\frac{c+a}{12}=\frac{a+b}{13}$, then the value of $\cos B$ is equal to