Study Guides

1.
Right Triangle Model and the Pythagorean Theorem Help
Introduction to Right Triangle Model and the Pythagorean Theorem We have just defined the six circular functions – sine, cosine, tangent, cosecant, secant, and cotangent – in terms of points on a circle. There is another way to ...
Source: McGrawHill Professional 
2.
Pythagorean Theorem for Sine, Cosine, Secant and Tangent Help
Introduction to Pythagorean Extras—Sine, Cosine, Secant, and Tangent The theorem of Pythagoras, which you learned earlier in this book, can be extended to cover two important facts involving the circular trigonometric functions. These ...
Source: McGrawHill Professional 
3.
Trigonometry Practice Test
Review the following concepts if needed: Trigonometry and More about Circles Help Primary ...
Source: McGrawHill Professional 
4.
Trigonometric Values of Angles Practice Questions
To review these concepts, go to Trigonometric Values of Angles Study Guide. Trigonometric Values of Angles Practice Questions Convert the following into radians. ...
Source: LearningExpress, LLC 
5.
Trigonometry and Triangles Study Guide
Trigonometry and Triangles This lesson examines triangles. We see why the angles of a triangle add up to 180° (or p radians). We also see how two triangles with the same three angles (similar triangles) will always be scaled or enlarged ...
Source: LearningExpress, LLC 
6.
The Pythagorean Theorem Study Guide
The Pythagorean Theorem In this lesson, we examine a very powerful relationship between the three lengths of a right triangle. With this relationship, we will find the exact length of any side of a right triangle, provided we know the lengths of ...
Source: LearningExpress, LLC 
7.
Isosceles and Equilateral Triangles Study Guide
Isosceles and Equilateral Triangles In this lesson, we study two special right triangles for which we are able to know both the angle measures and the trigonometric values. The first triangle is the isosceles right triangle, with two 45° ...
Source: LearningExpress, LLC 
8.
Finding Length in Trigonometry Study Guide
Finding Length in Trigonometry In this lesson, we use the basic trigonometric functions to solve word problems. In these problems, we use an angle and a distance to find the other distances around a right triangle. It is fortunate ...
Source: LearningExpress, LLC 
9.
Finding Angles in Right Triangles Study Guide
Finding Angles in Right Triangles In this lesson, we explore a variety of word problems in which we must calculate the measure of an angle from a right triangle. With inverse trigonometric functions sin–1, cos–1, ...
Source: LearningExpress, LLC 
10.
Advanced Trigonometry Review Study Guide
Word Problems At this point, we are now able to solve just about any problem that involves a triangle. The main trick is to draw the triangle and include all the information that is given. The word problems in this lesson will require knowledge and formulas from ...
Source: LearningExpress, LLC

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