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Trigonometry Tutorials

This video is for the redesigned SAT which is for you if you are taking the SAT in March 2016 and beyond.

Right Triangle Word Problems - Trigonometry Example

The submarine captain starts ascending at a constant angle of inclination of 20° so that he can surface in 5,000 feet. Changes in pressure are very important in submarine travel, and the pressure in kilopascals, P, is given by the equation P ≈ 2,990d + 101.3. What is the current pressure, P, on the submarine at depth d? (Round your answer to the nearest kilopascal)

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