From the top of a lighthouse, 40 m above the water,
the angle of depression of a small boat is 20
Estimate how far the boat is from the base of the
lighthouse?
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Answers
Answered by
1
Answer:
Let the base be x
Height = 40m
tan θ° = height / base
tan 20° = 40 / x
0.36 = 40 / x
x =40 / 0.36 = 111.11 m
Answered by
0
Answer:
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