Math Planet
Math Planet: Algebra 2: Inverse Functions
An example and a video lesson help to explain inverse functions. [0:38]
CK-12 Foundation
Ck 12: Geometry: Inverse Trigonometric Ratios
[Free Registration/Login may be required to access all resource tools.] This concept teaches students to use inverse trigonometric ratios to solve for missing angles in right triangles.
Oswego City School District
Regents Exam Prep Center: Unit Circle
Two hands-on lab activities for instructors to use when teaching about the coordinate graphs of the sine, cosine, and tangent functions derived from a unit circle. The graphs of the reciprocals of the three functions are investigated....
Calculator Soup
Calculator Soup: Inverse Trigonometric Function Graphs
Shows images of inverse trigonometric function graphs.