Home
Class 11
MATHS
" If "b+c:c+a:a+b=11:12:13," then "cos A...

" If "b+c:c+a:a+b=11:12:13," then "cos A:cos B:cos C=

Promotional Banner

Similar Questions

Explore conceptually related problems

With usual notation , if in triangle ABC, (b + c)/11 = (c + a)/12 = (a + b)/13 , then cos A : cos B : cos C =

With usual notations, if in a triangle ABC (b+c)/(11) = (c+a)/(12) = (a+b)/(13) , then cos A : cos B : cos C is :

With usual notations, if in a triangle ABC (b+c)/(11) = (c+a)/(12) = (a+b)/(13) , then cos A : cos B : cos C is :

In DeltaABC , if b(b +c) = a^(2) and c(c + a) = b^(2) , then |cos A.cos B. cos C| is______

In DeltaABC , if b(b +c) = a^(2) and c(c + a) = b^(2) , then |cos A.cos B. cos C| is______

In DeltaABC , if b(b +c) = a^(2) and c(c + a) = b^(2) , then |cos A.cos B. cos C| is______

In DeltaABC , if b(b +c) = a^(2) and c(c + a) = b^(2) , then |cos A.cos B. cos C| is______