### We found 1,119 reviewed resources for Trigonometry

EngageNY

#### EngageNY Algebra II Module 2: Trigonometric Functions

Building on young mathematicians prior knowledge of geometry and algebraic functions, this 17-lesson unit introduces the topic of trigonometric ratios. Starting with the basic definitions of sine, cosine, and tangent, students move on to...

Lesson Planet

#### Trigonometry

Students identify the different ratios of a right triangle. In this trigonometry instructional activity, students calculate the sine, cosine and tangent of a right triangle. They differentiate between right and oblique triangles.

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#### Trigonometry

This trigonometry textbook takes the learner from a basic understanding of angles and triangles through the use of polar coordinates on the complex plane. Written by a mathematician-engineer, examples and problems here are used to...

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#### Introduction to Trigonometry

The topic of trigonometric ratios is often covered with loads of rote memorization baked into the activity. This activity set, however, leans more on using similar triangles and discovery learning to help young geometers develop a deeper...

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#### Basic Trigonometry and Radians

A fabulous set of examples and problems that introduce basic trigonometry concepts, this packet is set apart by the care it takes to integrate both radians and degrees into the material. After defining radians, the author demonstrates...

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#### Math Handbook: Trigonometry

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 formulas.

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#### Review Sheets: Trigonometry

Review guide, practice test, homework packet? Yes, yes, and yes as it's all possible with a wonderful trigonometry packet. Every type of problem is there, starting from the unit circle and ending with conic sections.

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#### Trigonometry work problems (part 2)

In this part 2 video, Sal finishes the trigonometric word problem of the wayward ship captain. He wisely continues the algebra work on the problem before finally turning to his calculator for the very last calculation.

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#### Circular Functions and Trigonometry

Students identify the different angles using the properties of trigonometry. In this trigonometry lesson, students find the coordinates of the terminal side of an angle in standard position.

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#### Using Trigonometry to Determine the Height of a Tall Object

How can you calculate the height of a tree without having to climb it all the way to the top? The sixth installment of an 11-part Math in Science video series demonstrates how to use trigonometry to determine the height of a tree.

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#### Trigonometry – Missing Angles

So what's your angle? Scholars watch a brief video that looks at how to find the missing angles of a right triangle using trigonometry. The narrator explains inverse trigonometric functions and shows how to apply them when solving for...

EngageNY

#### Trigonometry and the Pythagorean Theorem

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...

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#### Trigonometry

Learn how to solve a triangle. Young mathematicians view a video that explains how to apply trigonometry to find missing sides and angles of a right triangle. A worksheet tests their understanding of the concept.

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#### Concepts in Precalculus 1: Trigonometry

Young scholars investigate trigonometry. For this Algebra II/Pre-calculus/Trigonometry lesson, students explore Islamic achievements in mathematics as they calculate angles and distances using the Law of Sines and the Law of Cosines. ...

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#### Trigonometry Worksheets

In this online math activity, students utilize elements of trigonometry in order to describe aspects of a right triangle. This excellent resource allows the students to check their answers, and to get "hints" should they run into...

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#### Trigonometry Worksheet

In this trigonometry worksheet, learners use the law of sines to find the length of a missing side of a triangle. They prove trigonometric identity and use Heron's formula to find the area of a triangle. This two-page worksheet...

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#### Scoring Guide for the Algebra 2/Trigonometry Test Sampler

High schoolers take an Algebra II/Trigonometry sample test. In this Algebra II/Trigonometry sample sample test lesson, students take a sample test for Algebra 2/Trigonometry. High schoolers solve 39 multiple choice/short answer...

EngageNY

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

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 real-world meaning.

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#### 3D Trigonometry

Trigonometry still works in 3-D. Viewers of a short video see how to apply trigonometry in situations involving three-dimensional figures. They watch as a narrator works through a problem that requires finding the length of a diagonal...

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#### Trigonometry Formula Worksheet

In this trigonometry activity, students solve right triangle problems. They find the sine, cosine and tangent of given triangles. This on-line, interactive activity contains 6 problems. Answers are provided.

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#### Algebra and Trigonometry

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...

EngageNY

#### Trigonometry and Complex Numbers

Complex numbers were first represented on the complex plane, now they are being represented using sine and cosine. Introduce the class to the polar form of a complex number with the 13th part of a 32-part series that defines the argument...

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#### Applied Trigonometry Problems

In this applied trigonometry problems worksheet, learners solve 12 short answer word problems. Students use trigonometric ratios to find angles of elevation and depression. Learners find distances between objects using trigonometric...

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#### Easy Worksheet: Trigonometry

In this trigonometry worksheet, students solve 4 short answer problems. Students find the sine, cosecant, secant or cotangent of an angle given a diagram of a right triangle with various measurements labeled.