Nice
Geometry
Level
1
If \(0\le x_{i} \le 90\) where \(i\) is positive integer and \(\sin(x_{1})+\sin(x_{2}) + \sin(x_{3})=3\)
Find \[\cos(x_{1})+\cos(x_{2})+\cos(x_{3})\]
by
Lakshya Sinha