0 degree i.e option 4
0°
iv) 0°
2
2
a
tanθ=sinθ sinθ/cosθ=sinθ 1/cosθ=sinθ/sinθ 1/cosθ=1 1=cosθ हम जानते हैं that, Cos0⁰=1 then, cos0⁰=cosθ 0⁰=θ then,θ=0⁰ Answer.
0°
(iv) 0
