Oswego City School District
Regents Exam Prep Center: Graphing Trigonometric Functions
This mathematics session investigates how to graph trigonometric functions. The tutorial consists of class notes, calculator tips, examples, and practice problems with solutions. The teacher resource includes methods to produce...
Purple Math
Purplemath: Trigonometric Functions and Their Graphs
Explains the horizontal forms of trigonometric graphs by showing how they relate to the circular graphs.
Khan Academy
Khan Academy: Algebra Ii: Amplitude of Sinusoidal Functions From Graph
Given the graph of a sinusoidal function, determine its amplitude. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
CK-12 Foundation
Ck 12: Trigonometry: Amplitude, Period, and Frequency
[Free Registration/Login may be required to access all resource tools.] Combine calculations for amplitude and period on a sine or cosine graph.
CK-12 Foundation
Ck 12: Trigonometry: Amplitude
[Free Registration/Login may be required to access all resource tools.] Find the amplitude of a sine or cosine curve.
Interactive Mathematics
Interactive Mathematics: Graphs of Sine and Cosine Functions
An interactive graph provides a demonstration to show how the measure of an angle is related to the sine and cosine waves. Topics covered include amplitude and period. Examples allow students to practice the concepts.