Question

Find the sign of sin 300°.
ACO​

Answer 1

Answer:

sin 300 lies in the 4th quadrant, hence sin 300 is negative. only cos and sec are positive in 4th quadrant

Explanation:

sin 300 = sin (360° - 60°) =

=> - sin 60° = - √3/2

Answer 2

Answer:

sin 300=-0.866

Explanation:

so substract 300 from 360 and you get 60 sin 60=0.866.However sin value are positive and second quadrants and negative in the third and fourth quadrants. Hence sin 300=0.866