Pre-Calculus: Trigonometry Help & Practice Problems

Find study help on trigonometry for pre-calculus. Use the links below to select the specific area of trigonometry you're looking for help with. Each guide comes complete with an explanation, example problems, and practice problems with solutions to help you learn trigonometry for pre-calculus.

Study Guides

showing 1 - 7 of 7
  • 1.

    Conversion from Degrees to Radians Help

    Introduction to Conversion from Degrees to Radians Trigonometry has been used for over two thousand years to solve many real-world problems, among them surveying, navigating, and problems in engineering. Another important use is analytic—the trigonometric ...

    Source: McGraw-Hill Professional
  • 2.

    Trigonometry Practice Test

    Review the following concepts if needed: Conversion from Degrees to Radians Help Coterminal and Reference Angles ...

    Source: McGraw-Hill Professional
  • 3.

    Trigonometry Review for Calculus Help

    Introduction to Trigonometry Review for Calculus Here we give a whirlwind review of basic ideas of trigonometry. When we first learn trigonometry, we do so by studying right triangles and measuring angles in degrees. Look at Fig. ...

    Source: McGraw-Hill Professional
  • 4.

    Coterminal and Reference Angles Help

    Introduction to Coterminal and Reference Angles Two angles are coterminal if their terminal sides are the same. For example, the terminal sides of the angles 300° and −60° are the same. See Figure 13.3.

    Source: McGraw-Hill Professional
  • 5.

    Trigonometric Functions Help

    Introduction to Trigonometric Functions There are six trigonometric functions, but four of them are written in terms of two of the main functions—sine and cosine. Although trigonometry was developed to solve problems involving triangles, there is a very ...

    Source: McGraw-Hill Professional
  • 6.

    Graphs of Other Trigonometric Functions Help

    Introudction to Graphs of Other Trigonometric Functions Because csc x = 1/sin x , the graph of y = csc x has a vertical asymptote everywhere y = sin x has an x -intercept (where sin x = 0). ...

    Source: McGraw-Hill Professional
  • 7.

    Law of Sines and Cosines Practice Problems

    To review these concepts, go to Law of Sines and Cosines Help Law of Sines and Cosines Practice Problems Practice When ...

    Source: McGraw-Hill Professional
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