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View Resource Dave's Short Trig Course

An introduction and a guide to trigonometry, with hints and answers to exercises, and Java applets as illustrations. Contents include applications of trigonometry, angle measurement, chords, sines, cosines, tangents and slope, the trigonometry of right triangles, the trigonometric functions and their inverses, oblique triangles, and a summary of trigonometric identities.

View Resource Algebra & Trigonometry

From polynomials to rational expressions, the world of algebra can be a befuddling place. Of course, trigonometry presents certain challenges as well, what with its sine graphs and inverse functions. Students and teachers of these subjects need fear no longer, as this site offers a guide for smooth sailing through all of these thorny matters. These mathematics resources were designed to...

View Resource Algebra Review in Ten Lessons

The University of Akron has created these excellent algebra tutorials that review some of the main topics in the discipline. There are ten lessons, which focus on topics like radicals and exponents, basic algebra, expansion, polynomials, functions, and trig curves. Each lesson has a table of contents and interactive resources like quizzes, in-line examples, and exercises. Words that appear in...

View Resource Law of Sines and Cosines

This math unit from Illuminations includes two lessons which help to teach the Law of Sines and the Law of Cosines. The first lesson asks students to use right triangle trigonometry to develop the law of sines. The second lesson uses right triangle trigonometry and the Pythagorean theorem to develop the law of cosines. The materials are intended for grades 9-12 and should require 2 class periods...

View Resource Trigonometry for Solving Problems

This math lesson from Illuminations helps students improve their skills in identifying equivalent trigonometric expressions. Students will be able to practice using trigonometric functions and equivalent expressions. Additionally, they will learn to analyze situations, check for limitations, and examine appropriate methods of solutions using trigonometry. The material is intended for grades 9-12...

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