The answer is 4/7. Hope I was able to help
In this question , we have to use sine law, which is




Correct option is b.
3o'clock - directly to the right of the origin; on the x axis - (5,0)
6o'clock - directly below the origin; on the y-axis - (0,-5)
9o'clock - directly to the left of the origin; on the x-axis, (-5,0)
12o'clock - directly above the origin; on the y-axis, - (5,0)
11,13,23,17,3 that's the answer man