CK-12 Foundation
Ck 12: Trigonometry: Identifying Sets of Pythagorean Triples
[Free Registration/Login may be required to access all resource tools.] Learn what Pythagorean Triples are.
CK-12 Foundation
Ck 12: Trigonometry:lengths of Triangle Sides Using the Pythagorean
[Free Registration/Login may be required to access all resource tools.] Find the length of sides of right triangles using the Pythagorean Theorem.
CK-12 Foundation
Ck 12: Trigonometry: Translation of Vectors and Slope
[Free Registration/Login may be required to access all resource tools.] Here you'll learn what vector translation is and how to perform it.
CK-12 Foundation
Ck 12: Trigonometry: Directed Line Segments
[Free Registration/Login may be required to access all resource tools.] Define a vector mathematically.
CK-12 Foundation
Ck 12: Trigonometry: Pythagorean Theorem to Classify Triangles
[Free Registration/Login may be required to access all resource tools.] Use the Pythagorean Theorem to determine if triangles are acute, obtuse, or right triangles.
CK-12 Foundation
Ck 12: Trigonometry: Using the Pythagorean Theorem
[Free Registration/Login may be required to access all resource tools.] This lesson covers Pythagorean Theorem and its converse.
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.
CK-12 Foundation
Ck 12: Trigonometry: Resultant as the Sum of Two Components
[Free Registration/Login may be required to access all resource tools.] Express a vector as two component vectors.
Analyze Math
Analyze Math: Trigonometry: Sum and Difference Formulas
Students explore trigonometric formulas. Definitions of the sum and difference formulas are included.
Lawrence Hall of Science
The Math Page: Trigonometry: Solve Right Triangles
Here is a site that clearly and thoroughly explains how to solve right triangles for any missing side or angle given any two pieces other sides or angles. There are example problems solved, problems for the student to attempt, and...
CK-12 Foundation
Ck 12: Trigonometry: Pythagorean Theorem to Determine Distance
[Free Registration/Login may be required to access all resource tools.] Calculate the distances between two points using the distance formula.
CK-12 Foundation
Ck 12: Trigonometry: Resultant as Magnitude and Direction
[Free Registration/Login may be required to access all resource tools.] Express vectors in magnitude and direction form.
CK-12 Foundation
Ck 12: Trigonometry: Special Triangle Ratios
[Free Registration/Login may be required to access all resource tools.] Use right triangle ratios to solve for sides of triangles.
CK-12 Foundation
Ck 12: Trigonometry: Vector Addition
[Free Registration/Login may be required to access all resource tools.] Learn how to add two vectors.
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.
Curated OER
Zona Land: Trigonometry Right Triangles
Introduction to right triangles and how to solve them using trigonometric functions. Very nice interactive demonstration of what happens when the angle measurements change and how it effects the calculations. This visual might be just...
Curated OER
Zona Land: Trigonometry Right Triangles
Introduction to right triangles and how to solve them using trigonometric functions. Very nice interactive demonstration of what happens when the angle measurements change and how it effects the calculations. This visual might be just...
Curated OER
Zona Land: Trigonometry Right Triangles
Introduction to right triangles and how to solve them using trigonometric functions. Very nice interactive demonstration of what happens when the angle measurements change and how it effects the calculations. This visual might be just...
Curated OER
Zona Land: Trigonometry Right Triangles
Introduction to right triangles and how to solve them using trigonometric functions. Very nice interactive demonstration of what happens when the angle measurements change and how it effects the calculations. This visual might be just...
Analyze Math
Analyze Math: Cotangent Function
The trigonometry tutorial explores the graph of the cotangent function. The interactive tutorial explores the period, phase shift, and domain of the cotangent graph.
Analyze Math
Analyze Math: Cosecant Function
The trigonometry tutorial investigates the graph of the cosecant function. The interactive tutorial examines the period, phase shift, and range of the cosecant graph. Learners use the applet to manipulate the parameters of the cosecant...
Analyze Math
Analyze Math: Table for the 6 Trigonometric Functions for Special Angles
Learners explore the special angles for the six trigonometric functions. The special angles can be used to solve trigonometry problems. The table gives the values of sine, cosine, tangent, cotangent, secant, and cosecant for special angles.
TeachEngineering
Teach Engineering: Designing a Spectroscopy Mission
Students find and calculate the angle that light is transmitted through a holographic diffraction grating using trigonometry. After finding this angle, student teams design and build their own spectrographs, researching and designing a...
Math Open Reference
Math Open Reference: Math / Scientific Calculator
This online scientific/math calculator supports functions for algebra and trigonometry. Operates using both the keys on the computer keyboard or pressing the keys on the calculator with the mouse or a combination of both.
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