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James Dunseith

12th Grade Math

North High

Worcester, MA

Urban Environment

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View all Master TeachersUnit 7 - Trigonometry: The Unit Circle(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)

What's so Great About the Unit Circle?

12th Grade Math

» Unit:

Trigonometry: The Unit Circle

Big Idea:The Unit Circle is so great because it makes our lives so easy! For example: on the unit circle, radians and arc length are the same thing.

19 Resources

1 Favorite

19 Resources

1 Favorite

The Unit Radius and the Unit Hypotenuse

12th Grade Math

» Unit:

Trigonometry: The Unit Circle

Big Idea:The unit circle provides a rich landscape in which students can find surprising patterns as they have the experience of creating real mathematics.

16 Resources

1 Favorite

16 Resources

1 Favorite

Using Right Triangles to Make the Unit Circle

12th Grade Math

» Unit:

Trigonometry: The Unit Circle

Big Idea:By looking for connections between right triangle trig and unit circle trig, we can discover some common sense embedded in both.

14 Resources

2 Favorites

14 Resources

2 Favorites

Sine and Cosine on the Unit Circle

12th Grade Math

» Unit:

Trigonometry: The Unit Circle

Big Idea:Now that we've established the structure of the unit circle, it's a short leap to understaning our new, "extended" definitions of sine and cosine.

20 Resources

1 Favorite

20 Resources

1 Favorite

Work Period: Extending the Definitions of Trig Ratios to the Unit Circle

12th Grade Math

» Unit:

Trigonometry: The Unit Circle

Big Idea:When class opens and closes with the same formative task, students have a clear idea of what to look for as they're practicing today.

13 Resources

0 Favorites

13 Resources

0 Favorites

Unit Circle Problem Solving, Synthesis, and Discovery

12th Grade Math

» Unit:

Trigonometry: The Unit Circle

Big Idea:Problem solving allows students to make connections and have rich, unscripted conversations about algebra and trigonometry.

16 Resources

1 Favorite

16 Resources

1 Favorite

Tangent on the Unit Circle and Relationships between Trig Functions

12th Grade Math

» Unit:

Trigonometry: The Unit Circle

Big Idea:The best, most memorable definitions are the ones we write ourselves. Today, that means students redefining tangent on the unit circle.

17 Resources

0 Favorites

17 Resources

0 Favorites

Work Period: Unit 3 Review

12th Grade Math

» Unit:

Trigonometry: The Unit Circle

Big Idea:One of the most important aspects of preparing students for college is showing them what it means to study. Today students practice those habits.

14 Resources

0 Favorites

14 Resources

0 Favorites

Unit 3 Exam

12th Grade Math

» Unit:

Trigonometry: The Unit Circle

Big Idea:This exam consists of both Unit Circle SLTs, as well as two earlier SLTs into which we've delved deeper in this unit.

4 Resources

0 Favorites

4 Resources

0 Favorites