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Big Ideas Math Geometry, 2014
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Big Ideas Math Geometry, 2014 View details
7. Law of Sines and Law of Cosines
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Exercise 1 Page 508

We can use a calculator to evaluate a trigonometric ratio using the SIN, COS, and TAN buttons.

about -2.7475

Practice makes perfect
We can use a calculator to find the degree of an angle with a given trigonometric ratio. To do so, we first push the 2ND button. Then, we push SIN, COS, or TAN buttons.

We obtained that the tangent of 110^(∘) is about -2.7475.

Subchapter links expand_more
arrow_right Communicate Your Answer p.507
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Communicate Your Answer 4 (Page 507)
arrow_right Monitoring Progress p.508-512
Monitoring Progress 1 (Page 508)
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arrow_right Exercises p.513-516
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