Mathematics > 2019 > 38
WASSCE
From the top of a vertical cliff 20 high, a boat at sea can be sighted 75m away and on the same horizontal position as the foot of the cliff. Calculate, correct to the nearest degree, the angle of depression of the boat from the top of the cliff.
A.
56°
B.
75°
C.
16°
D.
15°
Answer: B
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