Saved Bookmarks
| 1. |
An aeroplane is flying at a height of 300 m above the gound. Flying at this height the angles of depression from the aeroplane of two points on both banks of a river in opposite directions are 45∘ and 60∘ respectively. Find the width of the river. [Use~√3=1.732.] |
|
Answer» An aeroplane is flying at a height of 300 m above the gound. Flying at this height the angles of depression from the aeroplane of two points on both banks of a river in opposite directions are 45∘ and 60∘ respectively. Find the width of the river. [Use~√3=1.732.] |
|