defence exam Indian Coast Guard Assistant Commandant (GD/CPL) 2025 Test Series Mathematics Trigonometry Multiple and Sub-multiple Angles
Direction: Consider a triangle ABC in which cos A + cos B + cos C =√3 sin \(\frac{\pi}{3}\)
What is the value of \(\sin \frac{A}{2} \sin \frac{B}{2} \sin \frac{C}{2}\)
1
1/2
2
1/4
3
1/8
4
1/16