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Published byElinor McDowell Modified over 8 years ago
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8.4 Trigonometry In Right triangles
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A. Express sin L, cos L, and tan L as a fraction and as a decimal to the nearest ten thousandth.
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Find the value to the ten thousandth. Sin 15 Tan 67 Cos 89.6
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Find the measure of each angle to the nearest tenth of a degree Cos T =.3482 Tan R =.5555 Sin P =.6103
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Find y.
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Find the height of the triangle.
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When you need to find the angle measure- set up the problem like normal Then hit the 2 nd button next hit sin, cos or tan (which ever you are using) then type in the fraction as a division problem, hit = Find angle P.
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Find angle D.
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