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Math Help: Trigonometry

Refresh your competency in the various areas of Mathematics.

TRIGONOMETRY

Use the tabs above to navigate to each module.

Basic trigonometry

 All about anglesIn this module, you will study how angles are formed, the names of types and parts of angles and how to measure angles using a protractor.  Similar trianglesIn this module you will study similar triangles, which are triangles of the same shape but different size.  The Pythagorean TheoremIn this module, you will study the Pythagorean Theorem, which describes the amazingly simple and useful relationship that exists between the sides of a right triangle. Introduction to sine, cosine and tangent  In this module, you learn how to find sines, cosines and tangents, and you'll also learn about a memory device called sohcahtoa. Find an unknown side length  In this module, you will study how to use trig to find an unknown side length of a right triangle.  Find an unknown angle measureIn this modules, you'll study how to use trig to find an unknown angle measure of a right triangle. Solving real-world right triangle problems using sine, cosine and tangentIn this module, you will study how to apply your knowledge of sine, cosine and tangent to real-world right triangle problems.

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