If in Figure `tan(/_B A O)=3,` then find the ratio `B C : C Adot`

If a= 2b/3, b= 2c/3, and c=2d/3, then find the ratio of b and d:

In A B C ,C=60^0a n dB=45^0dot Line joining vertex A of triangle and its circumcenter (O) meets the side B CinD Find the ratio B D : D C Find the ratio A O : O D

If A+C=B , then tan A tan B tan C = ?

If A+B+C=pi , then, find tan A + tan B + tan C

Let A,B,C be the three angles such that A+B+C=pi , tan A.tan B=2 , then find the value of (cos A cos B)/(cos C)

Ratio of the age of A and B is 3 : 5 and ratio of the age of B and C is 4 : 7. Find the ratio of the age of A and C.

In the given figure if c=3b and a=5b find the value of a and b

If an a triangle ABC,b=3c and C-B=90^(@), then find the value of tan B