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A boat is 130 m from the base of a cliff. The cliff is 80 m high. Determine, to the nearest degree, the angle of depression of the boat from the top of the cliff.

 Jul 5, 2020
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A boat is 130 m from the base of a cliff. The cliff is 80 m high. Determine, to the nearest degree, the angle of depression of the boat from the top of the cliff.

 

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\(tan(\delta )=\frac{130m}{80m}=1.625\\ \delta =arctan (1.625)\)

\(\delta \approx 58^0\)

laugh  !

 Jul 5, 2020

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