MATH 140 - Pre-calculus
Chapter 4 Videos
Section 1 Angles and Radian
Measures
Worksheet
Section 2 The Unit
Circle
Worksheet
Section 3 Right Triangle
Trigonometry
Worksheet
Section 4 Trigonometry of
Angles
Worksheet
Section 5 Graphs of Cosine
and Sine and graphs of
phase shifts
Worksheet
Section 6 Graphs of Tangent and Cotangent
Section 6 Graphs of Secant
and Cosecant
Worksheet
Section 7 Inverse
Trigonometric Sine, Cosine, Tangent
Inverse Secant, Cosecant,
Cotangent
More examples
Worksheet
Examples Worksheet
Section 8 Examples
Applications
Worksheet
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Student Requested Problems
Use the Triangle to Evaluate the Expression 4-3-17
Rewrite sec(52degrees) In Terms of Its Cofunction 4-3-21
Trig Functions With Acute Angle 4-3-51
Find the Exact Value of the Expression (trig) 4-4-89
Find Amplitude and Period of Hours of Daylight Function 4-5-85
Graphing Secant Function 4-6-43
Graph the Two Periods of the Given Tangent Function 4-6-45
Using a Graph to Solve Trig 4-6-55
Story Problem Involving Tangent 4-6-59