## Answer :

sin (a-b) = sin(a) . cos(b) - sin (b) . cos(a),

so by assuming that a = π, b = θ, so the equation will be like this..

sin (π-θ) = sin(π) . cos(θ) - sin (θ) . cos(π),

= 0 . cos(θ) - sin(θ) . (-1)

= sin(θ) = 0.57

Hope this will help you :)

sin (a-b) = sin(a) . cos(b) - sin (b) . cos(a),

so by assuming that a = π, b = θ, so the equation will be like this..

sin (π-θ) = sin(π) . cos(θ) - sin (θ) . cos(π),

= 0 . cos(θ) - sin(θ) . (-1)

= sin(θ) = 0.57

Hope this will help you :)