eBook
Rice University

Algebra and Trigonometry

For Students 10th - Higher Ed Standards
Move on into trigonometry. An informative eBook takes the content of a College Algebra course and adds more relating to trigonometry and trigonometric functions. The content organization allows pupils to build upon their learning by...
Handout
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Curated OER

Math Handbook: Trigonometry

For Students 9th - 12th Standards
You'll be spinning in unit circles once you read through this jumbo-sized resource of everything you need to know about trigonometry. Each page has color-coded examples with explicit directions that detail the problems and...
Lesson Plan
EngageNY

Trigonometry and the Pythagorean Theorem

For Students 9th - 11th Standards
Ancient Egyptians sure knew their trigonometry! Pupils learn how the pyramid architects applied right triangle trigonometry. When comparing the Pythagorean theorem to the trigonometric ratios, they learn an important connection that...
Worksheet
Curated OER

Similar Right Triangles-Introductions to Trigonometry

For Students 9th - 10th
In this geometry worksheet, learners examine similar right triangles as the basis for the foundation of trigonometry. Students define the basic trigonometric functions and use a calculator to find the trigonometric value of an angle. The...
Lesson Plan
EngageNY

The Motion of the Moon, Sun, and Stars—Motivating Mathematics

For Students 10th - 12th Standards
What does math have to do with the behavior of the earth and sun? Learn how the movement of celestial bodies has influenced the development of trigonometry. Scholars connects the details in mathematics to their...
eBook
Rice University

College Algebra

For Students 9th - Higher Ed Standards
Is there more to college algebra than this? Even though the eBook is designed for a college algebra course, there are several topics that align to Algebra II or Pre-calculus courses. Topics begin with linear equation and inequalities,...
Worksheet
Curated OER

Further Trigonometry

For Students 11th - Higher Ed
In this trigonometry activity, students solve for trigonometric functions. They convert between radians and angles using the properties of sine, cosine and tangent. There are 30 problems on this handout.
Worksheet
Center for Innovation in Mathematics Teaching

Trigonometry

For Students 9th - 12th Standards
This unit covers the basic trigonometry including understanding radians, how to convert between radians and degrees, the area of a circle subtended by an angle, basic properties and graphs of sine, cosine, tangent, and solving...
Lesson Plan
Alabama Learning Exchange

Add, Subtract, and Multiply Matrices

For Students 9th - 12th Standards
Introduce the concept of matrices with a pre-designed instructional activity. Learners watch video lessons to learn the ins and outs of adding, subtracting, and multiplying matrices. Using provided problems, they practice each operation...
Worksheet
Curated OER

Integrating Functions

For Students 6th - 8th
In this math worksheet, students find the answers to the functions that includes integration and trigonometry. They use the examples for help with the special functions.
Worksheet
Curated OER

Even More Calculus

For Students 12th
In this calculus worksheet, 12th graders differentiate and integrate basic trigonometric functions, calculate rates of change, and integrate by substitution and by parts.  The twenty-two page worksheet contains explanation of the...
Handout
Math Is Fun

Math Is Fun: Introduction to Trigonometry

For Students 9th - 10th Standards
Students are introduced to concepts taught in trigonometry. The tutorial consists of notes and examples.
Handout
Math Open Reference

Math Open Reference: Introduction to Trigonometry

For Students 9th - 10th
An introductory reference guide to trigonometry. It provides definitions and examples that enhance further explanation. Includes links to related topics.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Introduction to the Triangle Area Formula

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] This lesson covers how to find the area of a triangle using sine.
Handout
Math Open Reference

Math Open Reference: Trigonometry Functions Introduction

For Students 9th - 10th Standards
A complete reference guide to trigonometry functions. It provides definitions, examples, and an interactive activity that enhances further explanation. Includes links to related topics.
eBook
Mathigon

Mathigon: Geometry: Triangles and Trigonometry: Introduction

For Students 9th - 10th Standards
This lesson is an introduction to triangles and trigonometry by looking at the history of mapping and specifically, measuring the height of a mountain.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Derivation of the Triangle Area Formula

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Determine an alternate formula for a triangle's area.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Conversion Between Degrees and Radians

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] This lesson introduces the unit circle and radians.
Unit Plan
University of Nebraska

University of Nebraska: Vectors and Vector Addition

For Students 9th - 10th Standards
This resource provides an introduction to vectors and their additive properties.
Activity
Other

Karl's Calculus Tutor: Trigonometric Functions

For Students 9th - 10th Standards
Great application of trig and introduction to the trig functions. Also found here are the Law of Sines and Law of Cosines as well as other trig topics to review.
Unit Plan
CK-12 Foundation

Ck 12: Analysis: Basic Exponential Functions

For Students 11th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] Evaluating and solving basic exponential functions, introduction to ''e''.
Graphic
Curated OER

Zona Land: Trigonometry Right Triangles

For Students 9th - 10th
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...
Graphic
Curated OER

Zona Land: Trigonometry Right Triangles

For Students 9th - 10th
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...
Graphic
Curated OER

Zona Land: Trigonometry Right Triangles

For Students 9th - 10th
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...