Trigonometric Functions Angle When a ray OA starting from its initial position OA rotates about its end point 0 and takes the final position OB we say that angle AOB written as AOB has been formed. Tan x sin x cos x x 2n1p2. CBSE 11 Notes CBSE Notes Class 11 Notes Class 11th Class 11th Notes Free Notes.
Iii cos x y cos x cos y sin x sin y.
The formulae list covers all formulae which provides the students a simple way to study of revise the chapter. PDF download Trigonometry is quite a interesting subject. Sin th sin th. In this section trigonometric formulas for class 10 11 12 is available.