CK-12 Foundation
Ck 12: Trigonometry Word Problems
[Free Registration/Login Required] Students will determine the angle of depression using a diagram with a helicopter. Click learn more to watch a video and click challenge me to answer a practice question.
Curated OER
Zona Land: Overlapped Graph of the Six Trig Functions
An overview of the six trig functions and their graphs. The site is a little difficult to navigate but is good for finding a graph of a trig function.
Khan Academy
Khan Academy: Solve Sinusoidal Equations (Basic)
Solve equations of the form sin(x)=d or cos(x)=d where d is any number. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Other
Math Mistakes: Common Trigonometry Mistakes
Learn from other student's mistakes by reviewing examples of the following Trigonometry topics: values of trigonometric functions, values of inverse trigonometric functions, solving triangles, simplifying trigonometric expressions, and...
CK-12 Foundation
Ck 12: Trigonometry: Reciprocal Identities
[Free Registration/Login may be required to access all resource tools.] Find the reciprocal of trigonometric functions
Khan Academy
Khan Academy: Sinusoidal Models Word Problems
Solve word problems that involve real-world contexts that are modeled by sinusoidal functions. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Math Medics
S.o.s. Math: Algebra
This lesson provides basic instruction on the major concepts in algebra. Content includes a focus on fractions, units of conversion, complex numbers, quadratic equations, factorization and roots of polynomials, solving equations, systems...
Interactive Mathematics
Interactive Mathematics: Inverse Trigonometric Form
Inverse trigonometric functions are applied to integrals in these examples. Test your ability to work with integrals.
Interactive Mathematics
Interactive Mathematics: Values of Trigonometric Functions
How do you determine the value f a trig function? Find the answer here. This tutorial shows how to find trig values from 45-45-90 and 30-60-90 triangles, as well as how to use the calculator to find both trig values and angle measures.
Math Medics
S.o.s. Math: Trigonometry
This lesson is the main SOS Math page for trigonometry. Surf the lesson to find most any trigonometric identity, formula, and many forms of help in the area of trigonometry.
ClassFlow
Class Flow: Trigonometric Functions
[Free Registration/Login Required] After a quick review of properties in Algebra- addition property of equality and multiplication property of equality- students are guided through all solutions using numerous strategies including back...
Khan Academy
Khan Academy: Intro to Inverse Trig Functions
Learn about arcsine, arccosine, and arctangent, and how they can be used to solve for a missing angle in right triangles.
Alabama Learning Exchange
Alex: Traveling Around the Unit Circle
This activity is intended to review the key ideas associated with trigonometric functions.The design of this activity provides a collection of reproducible activities to be used in a classroom setting where students have varied...
Khan Academy
Khan Academy: Trigonometric Ratios in Right Triangles
Learn how to find the sine, cosine, and tangent of angles in right triangles.
Interactive Mathematics
Interactive Mathematics: Trigonometric Functions
Just about everything you need to know about trigonometry can be found here. Interactive examples and demonstrations help to enhance the lessons. Although not required, the tutorial uses Live Math and Scientific Notebook.
That Quiz
That Quiz: Trigonometry
You can practice evaluating the six trigonometric functions and their inverse in radians or degrees. Four different levels are provided and it also tracks the number of correct answer.
Other
Interactive Trigonometry
Resource contains interactive programs that can be manipulated and animation to help students grasp basic concepts in trigonometry.
Texas Instruments
Texas Instruments: Phases of the Moon
In this TI InterActive! activity, students study the phases of the moon, plot the fraction of the moon showing each day in a month, and fit the data with an appropriate trigonometric function.
Math Words
Math Words: Derivative Rules
This site offers fourteen rules for differentiation-- anything from a constant function to logarithmic functions.
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: Familia De Funciones
Ministerio de Educacion y Ciencia: familia de funciones
Other
Technical Tutoring: Trigonometry: The Very Fast Review
This site is a quick review of the functions and identities in trigonometry. Very helpful site.
Mr. Martini's Classroom
Mr. Martini's Classroom: Right Angle Trigonometry
Explore sine, cosine, and tangents compared to the selected angle.
Interactive Mathematics
Interactive Mathematics: Sine, Cosine, Tan & Reciprocals
The definitions of the six trig ratios are presented here, along with several examples of how to determine the ratios given 2 or more sides of a right triangle.
Massachusetts Institute of Technology
Mit: Calculus Index
This site from the Massachussets Institute of Technology has links to various topics in calculus.