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An aeroplane is flying at a height of 300 m above a river. 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 = 1.7321 |
| Answer» An aeroplane is flying at a height of 300 m above a river. 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 = 1.7321 | |