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Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Applications of Inverse Trigonometric Functions

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] Here you'll learn how to apply inverse trig functions to solve problems you would see in real-life situations.
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Activity
Other

Math Mistakes: Common Trigonometry Mistakes

For Students 9th - 10th
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...
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Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Composition of Trig Functions and Their Inverses

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] How to Compose a trigonometric function.
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Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Trigonometric Functions and Angles of Rotation

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] Describing trig functions as relationships on the unit circle.
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Unit Plan
Lawrence Hall of Science

The Math Page: Trigonometry: Analytic Trigonometry the Unit Circle

For Students 9th - 10th Standards
Here is a site that clearly and thoroughly explains the unit circle and all six trigonometric functions of all quadrantal angles. There are example problems solved, problems for the student to attempt, and answers to the student...
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Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Amplitude, Period, and Frequency

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Combine calculations for amplitude and period on a sine or cosine graph.
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Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Amplitude

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Find the amplitude of a sine or cosine curve.
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Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Period and Frequency

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] Relating period and frequency for a sine or cosine graph with examples, practice problems, and vocabulary.
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Unit Plan
CK-12 Foundation

Ck 12: Geometry: Trigonometry Word Problems

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] This concept teaches students to solve word problems using trigonometric ratios.
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Activity
Lawrence Hall of Science

The Math Page: Trigonometry: Graphs of the Trigonometric Functions

For Students 9th - 10th Standards
Here is a site that clearly and thoroughly explains how to graph each of the six trigonometric functions and determine the period, amplitude, phase shift, and vertical shift of each. There are example problems solved, problems for the...
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Activity
Lawrence Hall of Science

The Math Page: Trigonometry: Trig Functions of an Acute Angle

For Students 9th - 10th Standards
Here is a site that clearly and thoroughly explains the trigonometric functions of acute angles within a right triangle. There are example problems solved, problems for the student to attempt, and answers to the student problems. Point...
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Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Tangent and Cotangent Graphs

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] Define the tangent and cotangent graphs using the unit circle.
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eBook
Math Planet

Math Planet: Algebra 2: Trigonometry: Trigonometric Identities

For Students 9th - 10th Standards
Provides an explanation, examples, and a video lesson all related to trigonometric identities. [2:31]
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Activity
Analyze Math

Analyze Math: Graphs of Basic Trigonometric Functions

For Students 9th - 10th Standards
The trigonometry tutorial explores the graphs of the basic trigonometric functions. The interactive tutorial investigates the range, domain, and asymptotes of the functions. The activity has several examples with detailed solutions.
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Activity
Clark University

Clark University: Dave's Short Trig Course: Trigonometric Functions

For Students 9th - 10th
The Clark University site shows and explains the graphs of the six trigonometric functions. It explains how to find an arbitrary angle measurement using trig. Also, it explains that sine and cosine functions are complementary.
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Unit Plan
Khan Academy

Khan Academy: Amplitude of Sinusoidal Functions From Equation

For Students 9th - 10th
Given the formula 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.
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Handout
Lawrence Hall of Science

The Math Page: Trigonometry: Inverse Trigonometric Function

For Students 9th - 10th Standards
Here is a site that clearly and thoroughly explains each of the six inverse trigonometric functions. There are example problems solved, problems for the student to attempt, and answers to the student problems. Point this site out to...
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Unknown Type
McGraw Hill

Glencoe: Online Study Tools: Quiz on Graphs of Trigonometric Functions

For Students 9th - 10th Standards
Students show comprehension of advanced mathematical concepts in Trigonometry. The online quiz assesses the scholars on the graphs of trigonometric functions.
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Activity
Math Medics

S.o.s. Math: Trigonometry

For Students 9th - 10th Standards
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.
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Activity
Math Medics

S.o.s. Math: Trigonometric Functions

For Students 9th - 10th Standards
Introductory lesson to trigonometric functions. Includes definitions, properties, graphs, and a wide variety of examples and practice exercises.
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Activity
Iowa State University

Inverse Trigonometric Functions

For Students 9th - 10th Standards
This trigonometry tutorial features an explanation of how the inverse of all six of the trigonometric functions are obtained--and includes a Java applet for further reinforcement of the concept.
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Handout
Wolfram Research

Wolfram Math World: Trigonometric Functions

For Students 9th - 10th Standards
This site provides a listing of the trigonometric functions and their inverses. Their notation is also addressed along with links to each of the fundamental trigonometric functions.
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Activity
Wolfram Research

Wolfram Math World: Trigonometric Functions

For Students 9th - 10th Standards
This site from MathWorld.com is a site full of links to very extensive documentation on the trigonometric functions.
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Unknown Type
McGraw Hill

Glencoe Mathematics: Quiz on Trigonometric Functions on the Unit Circle

For Students 9th - 10th Standards
Learners demonstrate comprehension of advanced mathematical concepts in Trigonometry. The questions check understanding on the topic of trigonometric functions on the unit circle.

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