InterviewSolution
Saved Bookmarks
| 1. |
If A(cos alpha, sin alpha, 0) B(cos beta, sin beta, 0) C(cos gamma, sin gamma, 0) are vertices of DeltaABC and let cos alpha+cos beta+cos gamma=3a, sin alpha+sin beta +sin gamma=3b then correct matching of the following is : {:("List-1","List-II"),((A)"Circumcentre",(1)"(3a, 3b, 0)"),((B)"Centroid",(2)"(0, 0, 0)"),((C )"Ortho centre",(4)"(2a,2b,0)"):} |
|
Answer» `{:(A,B,C),(2,3,4):}` |
|