Answer :
cosec θ = 1.6981
1/sin θ = 1.6981
sin θ = 1 / 1.6981 = 0.5889
θ = arc sin 0.5889 = 36.1 degrees
1/sin θ = 1.6981
sin θ = 1 / 1.6981 = 0.5889
θ = arc sin 0.5889 = 36.1 degrees