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Math

Kindergarten

Counting & Cardinality
Operations & Algebraic Thinking
Number & Operations in Base Ten
Measurement and Data
Geometry

First Grade

Operations & Algebraic Thinking
Number & Operations in Base Ten
Measurement and Data
Geometry

Second Grade

Operations & Algebraic Thinking
Number & Operations in Base Ten
Measurement and Data
Geometry

Third Grade

Operations & Algebraic Thinking
Number & Operations in Base Ten
Numbers & Operations-Fractions
Measurement and Data
Geometry

Fourth Grade

Operations & Algebraic Thinking
Number & Operations in Base Ten
Number & Operations—Fractions
Measurement and Data
Geometry

Fifth Grade

Operations & Algebraic Thinking
Number & Operations in Base Ten
Number & Operations—Fractions
Measurement & Data
Geometry

Sixth Grade

Ratios & Proportional Relationships
The Number System
Expressions & Equations
Geometry
Statistics & Probability

Seventh Grade

Ratios & Proportional Relationships
The Number System
Expressions & Equations
Geometry
Statistics & Probability

Eighth Grade

The Number System
Expressions & Equations
Functions
Geometry
Statistics & Probability

HS Number & Quantity

The Real Number System
Quantities
The Complex Number System
Vector & Matrix Quantities

HS Algebra

Seeing Structure in Expressions
Arithmetic with Polynomials & Rational Expressions
Creating Equations*
Reasoning with Equations & Inequalities

HS Functions

Interpreting Functions
Building Functions
Linear, Quadratic, & Exponential Models*
Trigonometric Functions

HS Geometry

Congruence
Similarity, Right Triangles, & Trigonometry
Circles
Expressing Geometric Properties with Equations
Geometric Measurement & Dimension
Modeling with Geometry

HS Statistics & Probability

Interpreting Categorical & Quantitative Data
Making Inferences & Justifying Conclusions
Conditional Probability & the Rules of Probability
Using Probability to Make Decisions
Back
HSG-SRT.D.11
HS Geometry
Similarity, Right Triangles, & Trigonometry
HSG-SRT.D.11
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 Lessons
View child tags

Unit Review Game: Categories
12th Grade Math
» Unit:
Additional Trigonometry Topics

Big Idea:The review game Categories is a fun way to review the Law of Sines, Law of Cosines, vectors, and complex numbers.
Standards
Tim Marley
Suburban Env.
9 Resources
7 Favorites
9 Resources
7 Favorites

Formative Assessment: Formulas and Vectors
12th Grade Math
» Unit:
Additional Trigonometry Topics

Big Idea:Use Math Graffiti to review for today's quiz.
Standards
Tim Marley
Suburban Env.
8 Resources
1 Favorite
8 Resources
1 Favorite

Final Exam Review Stations (Day 1 of 3)
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
Tiffany Dawdy
Urban Env.
23 Resources
6 Favorites
23 Resources
6 Favorites

Ambiguous Case Day 1 of 2
12th Grade Math
» Unit:
Solving Problems Involving Triangles

Big Idea:After analyzing the ambiguous case for oblique triangles students will determine the number of possible solutions and find solutions when possible.
Standards
Katharine Sparks
Suburban Env.
15 Resources
4 Favorites
15 Resources
4 Favorites

Trigonometry from a Geometric Perspective
12th Grade Math
» Unit:
Additional Trigonometry Topics

Big Idea:Use the Law of Sines, Law of Cosines, SAS Area Formula, and SOH CAH TOA to solve problems involving triangles.
Standards
Tim Marley
Suburban Env.
7 Resources
2 Favorites
7 Resources
2 Favorites

Midterm Review Workshop
12th Grade Math
» Unit:
Midterm Review and Exam

Big Idea:Students work on midterm review and let you know what they still need help with.
Standards
Tim Marley
Suburban Env.
3 Resources
3 Resources

Ambiguous Case Day 2 of 2
12th Grade Math
» Unit:
Solving Problems Involving Triangles

Big Idea:By analyzing the information given a student can determine the number of possible solutions and find the solutions.
Standards
Katharine Sparks
Suburban Env.
18 Resources
1 Favorite
18 Resources
1 Favorite

Problem Solving with Triangles
12th Grade Math
» Unit:
Solving Problems Involving Triangles

Big Idea:What is the most efficient way to solve problems involving triangles?
Standards
Katharine Sparks
Suburban Env.
18 Resources
1 Favorite
18 Resources
1 Favorite

Area of Triangles
12th Grade Math
» Unit:
Solving Problems Involving Triangles

Big Idea:Why does (1/2)*a*b*sin(C) give the area of a triangle?
Standards
Katharine Sparks
Suburban Env.
19 Resources
2 Favorites
19 Resources
2 Favorites

More on the Laws: Real World Application
12th Grade Math
» Unit:
Fundamentals of Trigonometry

Big Idea:Student teams race to solve challenging oblique triangle problems in context.
Standards
Tiffany Dawdy
Urban Env.
11 Resources
2 Favorites
11 Resources
2 Favorites

Law of Sines Basics
12th Grade Math
» Unit:
Fundamentals of Trigonometry

Big Idea:This direct instruction lesson introduces basic cases of the Law of Sines.
Standards
Tiffany Dawdy
Urban Env.
13 Resources
4 Favorites
13 Resources
4 Favorites

Trig Jeopardy
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
Tiffany Dawdy
Urban Env.
6 Resources
2 Favorites
6 Resources
2 Favorites

Law of Sines Introduction
12th Grade Math
» Unit:
Solving Problems Involving Triangles

Big Idea:Students prove the Law of Sines through a discovery activity.
Standards
Katharine Sparks
Suburban Env.
24 Resources
3 Favorites
24 Resources
3 Favorites

Ambigouous Cases of the Law of Sines
12th Grade Math
» Unit:
Fundamentals of Trigonometry

Big Idea:Students knowledge of the Law of Sines is extended as they study the ambiguous cases.
Standards
Tiffany Dawdy
Urban Env.
8 Resources
2 Favorites
8 Resources
2 Favorites

Law of Cosines
12th Grade Math
» Unit:
Fundamentals of Trigonometry

Big Idea:A direct instruction lesson where we model for students the use of the Law of Cosines.
Standards
Tiffany Dawdy
Urban Env.
12 Resources
1 Favorite
12 Resources
1 Favorite
View All 27 Lessons
HSG-SRT.D.9
(+) Derive the formula A = (1/2)ab sin(C) for the area of a triangle by drawing an auxiliary line from a vertex perpendicular to the opposite side.
HSG-SRT.D.10
(+) Prove the Laws of Sines and Cosines and use them to solve problems.
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).