Question

ello every 1
sry to disturb u all in night
but plz I need ur help...
answer this question​

Answer 1

Answer:

B)√3

Step-by-step explanation:

cos9θ=sinθ---------☆

We know that,

Sinθ=cos(90-θ)

Cos9θ=cos(90-θ) [From ☆]

9θ=90-θ

9θ+θ=90

10θ=90

θ=90/10

θ=9°

θ=10° as it is nearer to 10

tan6θ

=tan6(10)

= tan 60°

=√3

HOPE THIS BRING A SMILE IN YOUR FACE

Answer 2

Answer:

hope it helps you see the attachment for further information