Saved Bookmarks
| 1. |
What\'s value of cos 90 |
|
Answer» sin(theta) = cos(90 - theta) and cos(theta) = sin(90 - theta)Thus cos 90 = sin 0 = 0cos (90) = 0 Cos 90 =0 0 Cos90=0 0 Cos(90)=0 Cos 90=0 |
|