Concept explainers
To Find: The width of the river.
Answer to Problem 49GP
Explanation of Solution
Given info:
Distance travelled by Jean,
Let, width of the river be
Formula used:
Trigonometric ratio:
Calculation:
In right angled triangle ABC, applying the trigonometric ratio:
Plugging in the given values:
Since,
Conclusion:
Hence, the river is
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Physics: Principles with Applications
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