Answer:
3 out of 60
Step-by-step explanation:
x = 1.817
sin² Θ csc² Θ =sin² Θ + cos² Θ
sin² Θ 1/sin² Θ = sin² Θ + cos² Θ
1 = sin² Θ + cos ² Θ (this is a trig identity)
300 km/hour
Speed = distance/time
= 900km/3 hours
=300km/hour
x=2
