" (4) If "A" and "B" are acute angles and "sin A=cos B" ,then find "A+B

If A,B are acute angles and sinA = 3/5, cosB =12/13 then find cos(A+B)

If A and B are acute angles such that sin A = cos B , then A +B = _______

Choose the correct answer in each of the following questions: If A and B are acute angles such that sinA = cos B " then " (A+B)=?

If A and B are acute angles such that sin A =cos B , prove that (A+B)=90^@ .

If A, B are acute angles, sin A =4/5 , tan B=5/12 , then sin (A+B)=

If /_A and /_B are acute angles such that cos A=cos B . then show that /_A=/_B .

If /_A and /_B are acute angles such that cos A=cos B . then show that /_A=/_B .

If A and B are acute angles and sinA/sin B= sqrt2 and tanA/tanB = sqrt3 , find A and B.

If A and B are acute angles and (sin A)/(sin B)=sqrt(2) and (tan A)/(tan B)=sqrt(3), find A and B

If B,A+B are acute angle , sin(A+B)=12/13, sin B=5/13 then sin A =