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10 August, 12:41

Reasoning A ship is sighted from the top of a lighthouse.

The angle of depression from the lighthouse to the ship is 45°

The distance from the top of the lighthouse directly to the ship is 4 miles.

Calculate the horizontal distance of the ship from the bottom of the lighthouse

Give your answer correct to 2 decimal places.

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Answers (1)
  1. 10 August, 13:09
    0
    Answer: Sin45 = x/4

    x = 4Sin45

    x = 2.83miles
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