Study Guides

1.
A Taste of Trigonometry Help
Introduction to Graphing Three Dimensional Space  Vectors and Cartesian ThreeSpace Cartesian threespace, also called rectangular threespace or xyzspace, is defined by three number lines that intersect at a ...
Source: McGrawHill Professional 
2.
Cartesian Coordinates Help
Introduction to Cartesian Coordinates—Number Lines Trigonometry involves angles and their relationships to distances. All of these relationships arise from the characteristics of a circle, and can be defined on the basis of the graph of ...
Source: McGrawHill Professional 
3.
Circles in the Plane Help
Introduction to Circles in the Plane Circles are not technically functions as represented in the Cartesian coordinate system, but they are often encountered in mathematics and science. They are defined by equations in which either x ...
Source: McGrawHill Professional 
4.
Trig Circle Help
Introduction to Trig Circles and Primary Circular Functions Consider a circle in rectangular coordinates with the following equation: x 2 + ...
Source: McGrawHill Professional 
5.
Secondary Circular Functions Help
The Cosecant Function The sine, cosine, and tangent functions form the cornerstone for the whole branch of practical mathematics commonly called trigonometry. However, three more circular functions exist. Their values represent the reciprocals ...
Source: McGrawHill Professional 
6.
The Circle Model Practice Test
Review the following concepts if needed: Cartesian Coordinates Help
Source: McGrawHill Professional 
7.
The Right Triangle Model Help
Introduction to the Right Triangle Model—Triangle and Angle Notation Trigonometry involves countless relationships among lines, angles, and distances. It seems that each situation has its own function or formula. Throw in the Greek ...
Source: McGrawHill Professional 
8.
Pythagorean Extras Help
Pythagorean Extras The theorem of Pythagoras can be extended to cover two important facts involving the circular trigonometric functions. These are worth remembering. Pythagorean Theorem For Sine And Cosine ...
Source: McGrawHill Professional 
9.
Trigonometric Identities Help
Introduction to Trigonometric Identities The following paragraphs depict common trigonometric identities for the circular functions. Unless otherwise specified, these formulas apply to angles θ and ø in the ...
Source: McGrawHill Professional 
10.
Trigonometric Functions Practice Test
Review the following concepts if needed: The Right Triangle Model Help
Source: McGrawHill Professional