Saved Bookmarks
| 1. |
हि () AABC Hsin का मान होगादब% दर जज -छि व- (i) sin3 +sin (i) sinyAkt bte (i) cos रु (ivy & & कोई नहीं |
|
Answer» In a ∆ , A + B + C = 180° A + B = 180 - C (A + B)/2 = 90 - C/2 sin [ (A + B)/2] sin ( 90 - C/2) cos (C/2) iii) option |
|