HSG-SRT.D.11

(+) Understand and apply the Law of Sines and the Law of Cosines to find unknown measurements in right and non-right triangles (e.g., surveying problems, resultant forces).

 
27 Lesson(s)
   

Unit Review Game: Categories

12th Grade Math » Unit: Additional Trigonometry Topics
12th Grade Math » Unit: Additional Trigonometry Topics
Tim  Marley
Troy, MI
Environment: Suburban
 
Big Idea:

The review game Categories is a fun way to review the Law of Sines, Law of Cosines, vectors, and complex numbers.

 
Favorites (4)
 
Resources (9)
 
Reflections (1)
untitled
   

Formative Assessment: Formulas and Vectors

12th Grade Math » Unit: Additional Trigonometry Topics
12th Grade Math » Unit: Additional Trigonometry Topics
Tim  Marley
Troy, MI
Environment: Suburban
 
Big Idea:

Use Math Graffiti to review for today's quiz.

 
Favorites (1)
 
Resources (8)
untitled
   

Final Exam Review Stations (Day 1 of 3)

12th Grade Math » Unit: Review
12th Grade Math » Unit: Review
Tiffany Dawdy
Phoenix, AZ
Environment: Urban
 
Big Idea:

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

 
Favorites (5)
 
Resources (23)
 
Reflections (1)
review stations 1
   

Ambiguous Case Day 1 of 2

12th Grade Math » Unit: Solving Problems Involving Triangles
12th Grade Math » Unit: Solving Problems Involving Triangles
Katharine Sparks
Independence, MO
Environment: Suburban
 
Big Idea:

After analyzing the ambiguous case for oblique triangles students will determine the number of possible solutions and find solutions when possible.

 
Resources (15)
 
Reflections (3)
satellite trigonometry
   

Trigonometry from a Geometric Perspective

12th Grade Math » Unit: Additional Trigonometry Topics
12th Grade Math » Unit: Additional Trigonometry Topics
Tim  Marley
Troy, MI
Environment: Suburban
 
Big Idea:

Use the Law of Sines, Law of Cosines, SAS Area Formula, and SOH CAH TOA to solve problems involving triangles.

 
Favorites (2)
 
Resources (7)
untitled
   

Midterm Review Workshop

12th Grade Math » Unit: Midterm Review and Exam
12th Grade Math » Unit: Midterm Review and Exam
Tim  Marley
Troy, MI
Environment: Suburban
 
Big Idea:

Students work on midterm review and let you know what they still need help with.

 
Resources (3)
untitled
   

Problem Solving with Triangles

12th Grade Math » Unit: Solving Problems Involving Triangles
12th Grade Math » Unit: Solving Problems Involving Triangles
Katharine Sparks
Independence, MO
Environment: Suburban
 
Big Idea:

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

 
Favorites (1)
 
Resources (18)
 
Reflections (2)
work image
   

Area of Triangles

12th Grade Math » Unit: Solving Problems Involving Triangles
12th Grade Math » Unit: Solving Problems Involving Triangles
Katharine Sparks
Independence, MO
Environment: Suburban
 
Big Idea:

Why does (1/2)*a*b*sin(C) give the area of a triangle?

 
Favorites (2)
 
Resources (19)
 
Reflections (2)
area of triangle
   

Ambiguous Case Day 2 of 2

12th Grade Math » Unit: Solving Problems Involving Triangles
12th Grade Math » Unit: Solving Problems Involving Triangles
Katharine Sparks
Independence, MO
Environment: Suburban
 
Big Idea:

By analyzing the information given a student can determine the number of possible solutions and find the solutions.

 
Resources (18)
 
Reflections (2)
ambiguous case day 2 image
   

Trig Jeopardy

12th Grade Math » Unit: Fundamentals of Trigonometry
12th Grade Math » Unit: Fundamentals of Trigonometry
Tiffany Dawdy
Phoenix, AZ
Environment: Urban
 
Big Idea:

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

 
Favorites (2)
 
Resources (6)
jeopardy resized
   

Law of Sines Basics

12th Grade Math » Unit: Fundamentals of Trigonometry
12th Grade Math » Unit: Fundamentals of Trigonometry
Tiffany Dawdy
Phoenix, AZ
Environment: Urban
 
Big Idea:

This direct instruction lesson introduces basic cases of the Law of Sines.

 
Favorites (3)
 
Resources (13)
law of sines pic
   

Law of Sines Introduction

12th Grade Math » Unit: Solving Problems Involving Triangles
12th Grade Math » Unit: Solving Problems Involving Triangles
Katharine Sparks
Independence, MO
Environment: Suburban
 
Big Idea:

Students prove the Law of Sines through a discovery activity.

 
Favorites (2)
 
Resources (24)
 
Reflections (3)
law of sine jpg
   

More on the Laws: Real World Application

12th Grade Math » Unit: Fundamentals of Trigonometry
12th Grade Math » Unit: Fundamentals of Trigonometry
Tiffany Dawdy
Phoenix, AZ
Environment: Urban
 
Big Idea:

Student teams race to solve challenging oblique triangle problems in context.

 
Favorites (2)
 
Resources (11)
 
Reflections (1)
law of sines and cosines word problem
   

Ambigouous Cases of the Law of Sines

12th Grade Math » Unit: Fundamentals of Trigonometry
12th Grade Math » Unit: Fundamentals of Trigonometry
Tiffany Dawdy
Phoenix, AZ
Environment: Urban
 
Big Idea:

Students knowledge of the Law of Sines is extended as they study the ambiguous cases.

 
Favorites (2)
 
Resources (8)
ambigous case resized
   

Law of Cosines

12th Grade Math » Unit: Fundamentals of Trigonometry
12th Grade Math » Unit: Fundamentals of Trigonometry
Tiffany Dawdy
Phoenix, AZ
Environment: Urban
 
Big Idea:

A direct instruction lesson where we model for students the use of the Law of Cosines.

 
Resources (12)
law of cosines resized
Common Core Math
 
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