### We found 950 reviewed resources for trig functions

Lesson Planet

#### Graphing Trig Functions

Going from simple trig functions to their graphs can seem like a daunting task. These resources show the steps to connect evaluating the functions to graphing them. The collection has a variety of resource types for you to explore.

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

#### Getting into Trig

Starting with right triangles (SOH-CAH-TOA) and working up to the concept of radians, this collection introduces students to trigonometric ratios and supports them in learning to evaluate trigonometric functions.

Lesson Planet

#### High School Math Handouts

A collection of different resources can augment any math curriculum. Sheets can be printed, posted on the wall, or emailed to students for use in the classroom.

Lesson Planet

#### Trigonometric Ratios with a Calculator: Lesson

Calculators ... they are more efficient than tables. Using two 30-60 right triangles, the segment of a playlist on geometry shows that trigonometric ratios for an angle are the same independent of the size of the triangle. The video...

Lesson Planet

#### The Trigonometric Ratios: Lesson

SOH, what is this thing called trigonometric ratios? A section of an extensive playlist on geometry identifies the adjacent and opposite sides in relationship of an angle. Using the identified sides, the video defines the sine, cosine,...

Lesson Planet

#### Worksheet 9: Trig Functions

In this math worksheet, students are given 7 problems in which they write expressions for trig functions, compute limits and graph functions.

Lesson Planet

#### Inverse Trig Functions

Learners solve and graph 10 different problems that are the inverses of various trig functions. First, they determine which equation is equivalent to a given equation. Then, they find an angle of a right triangle, given its leg lengths....

Lesson Planet

#### Trigonometric Ratios: A Geometer's Perspective

What do all right triangles have in common? Young mathematicians investigate the trigonometric ratios in relation to right triangles. Their investigations lead to a hypothesis they use to determine unknown lengths in different triangles.

Lesson Planet

#### Exact Trigonometric Ratios: Triangles to the Unit Circle

Special right triangles give special information. Individuals learn how to find trigonometric ratios in all quadrants. This involves using special right triangles and the Pythagorean Theorem.

Lesson Planet

#### Trigonometric Identities and Laws

Your learners will appreciate this handy resource when they are working with various trigonometry problems. The most common trigonometric identities and laws are all typed on one page.

EngageNY

#### Proving Trigonometric Identities

Young mathematicians first learn the basics of proving trigonometric identities. They then practice this skill on several examples.

Lesson Planet

#### Are You Pulling My Trig?

Build on students' knowledge about triangles with this introductory lesson on trigonometric ratios. After first exploring key terms in a scavenger hunt activity, students solve a series of guided and independent practice problems dealing...

Lesson Planet

#### Intro to Trigonometric Ratios

Finding trigonometric ratios is relatively easy; you just have to know where to look. The first installment of a 16-part video playlist shows how to find the sine, cosine, and tangent values for a given angle. It shows how to find the...

Lesson Planet

#### Fun Trig Problem

If solving trigonometric equations is your idea of fun, then this video is correctly titled. Here Sal uses trigonometric identities, the quadratic formula, and inverse trigonometric functions to solve a trigonometric equation sent in by...

EngageNY

#### Basic Trigonometric Identities from Graphs

Have young mathematicians create new identities! They explore the even/odd, cofunction, and periodicity identities through an analysis of tables and graph. Next, learners discover the relationships while strengthening their understanding...

Lesson Planet

#### Trigonometric Ratios: Sine

What happens when you don't have enough information to use the Pythagorean Theorem? Time for some trig! The second lesson in a series of four introduces the definition of sine, teaches how to find the sine ratio of a right triangle, and...

Lesson Planet

#### Basic Trigonometric Ratios

In this trigonometric ratio worksheet, students determine the length of a side of a right triangle, or the measurement of angles using trigonometric ratios. This one-page worksheet contains 24 problems. Answers are provided at the bottom...

Lesson Planet

#### 6.5 Skill Builder: Trigonometric Identities

In this trigonometric identities worksheet, students solve 16 multi-part short answer problems. Students use the quotient identity and Pythagorean identity to simplify trigonometric expressions. Students factor trigonometric expressions.

Lesson Planet

#### Fun Trig Problem

Lesson Planet

#### Discovering Trigonometric Ratios

Are there equivalent ratios in right triangles? The discovery lesson has the class find the ratios of sides of right triangles with equivalent angle measurements. Using these ratios, pupils discover that particular ones are the same,...

Lesson Planet

#### Limits of Trig Functions: Everything You Need to Know!

Discover how to find limits of trigonometric functions. Viewers learn a strategy to calculate limits of trigonometric functions. They see how an expression can be rewritten to one whose limits are already known.

Lesson Planet

#### Inverse Trigonometric Ratios: Lesson

Finding the inverse of trigonometric ratios is not the same as finding the reciprocal. The presentation introduces how to find the angle of a right triangle given sides. Part of a larger playlist on geometry, the video uses the inverse...

Lesson Planet

#### Trig Functions

In this trig functions worksheet, students solve and complete 24 different types of problems. First, they find the limits for each trig function given. Then, students find xso that the given infinities series converges. They also find...