HSG-SRT.C.8

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- HSG-SRT.C.6Understand that by similarity, side ratios in right triangles are properties of the angles in the triangle, leading to definitions of trigonometric ratios for acute angles.
- HSG-SRT.C.7Explain and use the relationship between the sine and cosine of complementary angles.
- HSG-SRT.C.8Use trigonometric ratios and the Pythagorean Theorem to solve right triangles in applied problems.*

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## HSG-SRT.C.8

## Use trigonometric ratios and the Pythagorean Theorem to solve right triangles in applied problems.*

43 Lesson(s)

### NPR Car Talk Problem - Day 1 of 2

12th Grade Math »
Unit: Trigonometric Functions

12th Grade Math »
Unit: Trigonometric Functions

Big Idea:

#### This problem from NPR's Car Talk is engaging, challenging, and mathematically rich!

Standards:

Favorites
(11)

Resources
(19)

Reflections
(2)

### NPR Car Talk Problem - Day 2 of 2

12th Grade Math »
Unit: Trigonometric Functions

12th Grade Math »
Unit: Trigonometric Functions

Big Idea:

#### This problem from NPR's Car Talk is engaging, challenging, and mathematically rich!

Standards:

Favorites
(4)

Resources
(9)

### Final Exam Review Stations (Day 1 of 3)

12th Grade Math »
Unit: Review

12th Grade Math »
Unit: Review

Big Idea:

#### Students review by working through various stations at their own pace and receive immediate feedback on their work.

Standards:

Favorites
(5)

Resources
(23)

Reflections
(1)

Big Idea:

#### How do I even start this problem?! Give your students tools to help make sense of and work with trig problems.

Standards:

Favorites
(5)

Resources
(10)

### Reviewing the Pythagorean Theorem

Geometry »
Unit: Area Relationships

Geometry »
Unit: Area Relationships

Big Idea:

#### The focus is on student questions as we review homework and summarize with notes.

Standards:

Favorites
(4)

Resources
(25)

### Formalizing Properties Known Informally

12th Grade Math »
Unit: Trigonometric Identities

12th Grade Math »
Unit: Trigonometric Identities

Big Idea:

#### How can I find the value of other trigonometric functions if I only know one or two values?

Standards:

Favorites
(1)

Resources
(20)

Reflections
(2)

### Problem Solving with Triangles

12th Grade Math »
Unit: Solving Problems Involving Triangles

12th Grade Math »
Unit: Solving Problems Involving Triangles

Big Idea:

#### What is the most efficient way to solve problems involving triangles?

Standards:

Favorites
(1)

Resources
(18)

Reflections
(2)

### Clinometer Project (Day 1 of 2)

12th Grade Math »
Unit: Fundamentals of Trigonometry

12th Grade Math »
Unit: Fundamentals of Trigonometry

Big Idea:

#### Students build clinometers in preparation for indirectly measuring the height of objects that we would not normally be able to measure.

Standards:

Favorites
(3)

Resources
(24)

Reflections
(1)

### Solving Triangles with Trigonometry

Geometry »
Unit: Introduction to Trigonometry

Geometry »
Unit: Introduction to Trigonometry

Big Idea:

#### Students refine their strategies for applying trigonometric relationships. Now we see trigonometry from every side—and angle!

Standards:

Favorites
(2)

Resources
(13)

### Riding a Ferris Wheel - Day 2 of 2

12th Grade Math »
Unit: Trigonometric Functions

12th Grade Math »
Unit: Trigonometric Functions

Big Idea:

#### Make the transition from the Ferris wheel problem to the unit circle.

Standards:

Favorites
(5)

Resources
(10)

Reflections
(1)

### Finding Angle Measurements Using Trig

Geometry »
Unit: Right Triangle Trigonometry

Geometry »
Unit: Right Triangle Trigonometry

Big Idea:

#### Students put their knowledge of trig to work solving problems and proving hypotheses involving angles.

Standards:

Favorites
(9)

Resources
(17)

Reflections
(1)

### Trig Jeopardy

12th Grade Math »
Unit: Fundamentals of Trigonometry

12th Grade Math »
Unit: Fundamentals of Trigonometry

Big Idea:

#### Student teams get very competitive as they fight to be the winners of Trig Jeopardy.

Standards:

Favorites
(2)

Resources
(6)

### Pythagorean Theorem Unit Assessment

Geometry »
Unit: The Pythagorean Theorem

Geometry »
Unit: The Pythagorean Theorem

Big Idea:

#### In this unit assessment, students will work through leveled problems that will allow them to demonstrate varying levels of mastery.

Standards:

Resources
(8)

Reflections
(1)

### Solve Real World Problems with Clinometers

Geometry »
Unit: Triangle Similarity and Trigonometric Ratios

Geometry »
Unit: Triangle Similarity and Trigonometric Ratios

Big Idea:

#### By using clinometers, students will be able to collect data to determine the height of hard-to-measure objects around the campus.

Standards:

Favorites
(1)

Resources
(14)

Reflections
(1)

### More on Finding Lengths of Segments

Geometry »
Unit: Right Triangle Trigonometry

Geometry »
Unit: Right Triangle Trigonometry

Big Idea:

#### Students continue to apply trig functions, while also learning about the relationship between the sine and cosine of complementary angles.

Standards:

Favorites
(8)

Resources
(16)

Common Core Math

### Kindergarten

### First Grade

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### HS Algebra

### HS Functions

### HS Geometry

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### Sixth Grade

### Seventh Grade

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### Ninth and Tenth Grade

### Kindergarten

### First grade

### Second grade

### Third Grade

### Fourth grade

### Fifth grade

### Middle School

Kindergarten

First Grade

Second Grade

Third Grade

Fourth Grade

Fifth Grade

Sixth Grade

Seventh Grade

HS Number & Quantity

HS Algebra

HS Functions

HS Geometry

Kindergarten

First Grade

Second Grade

Third Grade

Fourth Grade

Fifth Grade

Sixth Grade

Seventh Grade

Eighth Grade

Ninth and Tenth Grade

Kindergarten

First grade

Second grade

Third Grade

Fourth grade

Fifth grade

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