state gov Haryana Police Constable Mock Test 2024 Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
The value of sin25o + sin210o + sin215o + .... + sin285o + sin290o is equal to:
1
\(8\frac{1}{2}\)
2
8
3
\(9\frac{1}{2}\)
4
9
5
Not Attempted