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March 28, 2017

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Angle of Depression
Find the angle of depression from the top of the lighthouse 250 feet above water level to the water line of a ship 2.5 miles offshore.

  • Trigonometry - ,

    tanθ = 250/(2.5*5280)

  • Trigonometry - ,

    IMG_5692

  • Trigonometry - ,

    1.085

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