Q. 55.0( 1 Vote )

If 5cos θ – 12 si

Answer :

5cosθ –12sinθ = 0


5cosθ = 12sinθ


tanθ = 5/12



Let the third side be p,


By Pythagoras theorem,


52 + 122 = P2


25 + 144 = p2


p2 = 169


p = 13



Therefore, the other angles are:


sin θ =


cos θ =


Putting values in the function as:





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