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Solution - Heights and Distances

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Question

The banks of a river are parallel. A swimmer starts from a point on one of the banks and swims in a straight line inclined to the bank at 45º and reaches the opposite bank at a point 20 m from the point opposite to the starting point. Find the breadth of the river

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Reference Material

Solution for concept: Heights and Distances. For the course 8th-10th CBSE
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