Saved Bookmarks
| 1. |
ABisa verticalpolewithB atthegroundleveland Aat thetop. Amanfindsthatthe angleof elevationof thepointA froma certainpointC onthegroundis 60^@. Hemovesaway fromthe polealongthe lineBCto a pointD suchthatCD = 7 m. fromD theangleof elevationof thepointA is45then theheightof thepoleis |
|
Answer» `(7sqrt(3))/(2)(1)/(sqrt(3) +1)m` |
|