Menu
Home / Arithmetic Aptitude / Trigonometry :: Discussion

Discussion :: Trigonometry

  1.  Considering Cosine rule, a² + c² - b²⁄2ac is equal to

    2. A.

    cos A
    B.

    cos C
    C.

    cos B
    D.

    cos D

    View Answer

    Workspace

    View Answer

    Answer : Option C

    Explanation :

    cos B

Write your comments here:

Be The First To Comment