Empty Layer.

Empty Layer.

Empty Layer.

Empty Layer.

Empty Layer.

Empty Layer.

Empty Layer.

Empty Layer.

Empty Layer.

Empty Layer.

Home

Professional Learning

Instructional StrategiesLesson PlansProfessional Learning

BetterLesson helps teachers and leaders make growth towards professional goals.

See what we offerLearn more about

My Curriculum

James Dunseith

12th Grade Math

North High

Worcester, MA

Urban Environment

Similar Teachers

View all Master TeachersUnit 5 - Trigonometry: Triangles(9 Lessons)

Unit 1 - Statistics: Data in One Variable(11 Lessons)

Unit 2 - Statistics: Bivariate Data(10 Lessons)

Unit 3 - Statistics: Modeling With Exponential Functions(8 Lessons)

Unit 4 - Statistics: Using Probability to Make Decisions(7 Lessons)

Unit 5 - Trigonometry: Triangles(9 Lessons)

Unit 6 - Trigonometry: Circles(17 Lessons)

Unit 7 - Trigonometry: The Unit Circle(9 Lessons)

Unit 8 - Trigonometry: Periodic Functions(6 Lessons)

Intro to Trigonometry / What is Similarity?

12th Grade Math

Â» Unit:

Trigonometry: Triangles

Big Idea:It all starts with vocabulary! The study of words and how precisely we can use them is one of the key structures introduced as this course begins.

25 Resources

5 Favorites

25 Resources

5 Favorites

Course Structures and the Similar Triangles Project, Part 1

12th Grade Math

Â» Unit:

Trigonometry: Triangles

Big Idea:There are a few tools I use that help students own their experience in this class. Today I introduce them: some explicitly and some implicitly.

21 Resources

1 Favorite

21 Resources

1 Favorite

The Similar Triangles Project, Part 2: Empirical and Theoretical Data

12th Grade Math

Â» Unit:

Trigonometry: Triangles

Big Idea:From empirical evidence to theoretical data.

16 Resources

1 Favorite

16 Resources

1 Favorite

Definitions of the Trig Ratios and a Fascinating Chart

12th Grade Math

Â» Unit:

Trigonometry: Triangles

Big Idea:If similar triangles have congruent angles and proportional sides, then what is the relationship between these two properties?

19 Resources

2 Favorites

19 Resources

2 Favorites

Finishing Up the Similar Triangles Project

12th Grade Math

Â» Unit:

Trigonometry: Triangles

Big Idea:It's time for students to synthesize what they've learned about the trigonometric ratios, precision, similarity, and patterns. Today's work period gives students a chance to clarify their thinking and to put it in writing.

14 Resources

0 Favorites

14 Resources

0 Favorites

Solving Right Triangle Trig Problems

12th Grade Math

Â» Unit:

Trigonometry: Triangles

Big Idea:In this review lesson, students have the opportunity to solidify their knowledge of right triangle trigonometry by working on some of the classic problems of prior introductory trig units.

18 Resources

2 Favorites

18 Resources

2 Favorites

Constructing an Equilateral Triangle

12th Grade Math

Â» Unit:

Trigonometry: Triangles

Big Idea:Throughout the semester, we will explore relationships between triangles and circles. Here, we start by using circles to make an equilateral triangle.

15 Resources

2 Favorites

15 Resources

2 Favorites

Constructing Special Triangles on Geogebra

12th Grade Math

Â» Unit:

Trigonometry: Triangles

Big Idea:If one's goal is to make productive use of tools, then one must spend some time playing with those tools.

17 Resources

6 Favorites

17 Resources

6 Favorites

Using Special Right Triangles and Spotting Some Patterns

12th Grade Math

Â» Unit:

Trigonometry: Triangles

Big Idea:What does it really mean to memorize something? To recognize the underlying structures and patterns, and to use them to make sense of and remember, conceptually, what is happening.

20 Resources

3 Favorites

20 Resources

3 Favorites