A Bridge Is Situated At Right Angle To The Bank Of The River. If One Moves Away A Certain Distance From The Bridge Along This Side Of The River, The Other End Of The Bridge Is Seen At An Angle Of 45 ° And If Someone Moves A Further Distance Of 400 Meters In The Same Direction, The Other End Is Seen At An Angle Of 30 °. Let Us Find The Length Of The Bridge. - ConceptEra

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Question

A bridge is situated at right angle to the bank of the river. if one moves away a certain distance from the bridge along this side of the river, the other end of the bridge is seen at an angle of 45 ° and if someone moves a further distance of 400 meters in the same direction, the other end is seen at an angle of 30 °. Let us find the length of the bridge.

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