From the point on a bridge across a river

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From the point on a bridge across a river, the angles of depressions of the banks on opposite sides of the river are 30 degree and 45 degree , respectively. If the bridge is at a height of 3 m from the banks, find the width of the river.
05
Oct
From the point on a bridge across a river, the angles of depressions of the banks on opposite sides of the river are 30 degree and 45 degree , respectively. If the bridge is at a height of 3 m from the banks, find the width of the river. find the width of the river. [...]
Posted in: Chapter 9 - Some Applications of Trigonometry , Maths , NCERT Class 10 ,
Tags: find the width of the river. , From the point on a bridge across a river , respectively. If the bridge is at a height of 3 m from the banks , the angles of depressions of the banks on opposite sides of the river are 30 degree and 45 degree ,