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12th Grade Math

(13 Units, 154 Lessons)

Unit 5 - Trigonometric Relationships(15 Lessons)

Trigonometric Identities - Day 1 of 2

12th Grade Math

» Unit:

Trigonometric Relationships

Big Idea:Identifying what makes a trig expression complex will keep you focused on what needs to be simplified.

14 Resources

3 Favorites

14 Resources

3 Favorites

Trigonometric Identities - Day 2 of 2

12th Grade Math

» Unit:

Trigonometric Relationships

Big Idea:Identifying what makes a trig expression confusing will keep you focused on what needs to be simplified.

7 Resources

0 Favorites

7 Resources

0 Favorites

Student Work Day and Individual Conferences

12th Grade Math

» Unit:

Trigonometric Relationships

Big Idea:Meet individually with students and give them some time to hone their skills.

10 Resources

0 Favorites

10 Resources

0 Favorites

Does cos(A - B) = cos(A) - cos(B)?

12th Grade Math

» Unit:

Trigonometric Relationships

Big Idea:Students disprove a potential identity and then derive the real cos(A - B) formula.

12 Resources

2 Favorites

12 Resources

2 Favorites

If sin(A) = 3/5, what is sin(2A)?

12th Grade Math

» Unit:

Trigonometric Relationships

Big Idea:How do the double angle formulas follow from the sum and difference formulas?

14 Resources

1 Favorites

14 Resources

1 Favorites

Formative Assessment Review

12th Grade Math

» Unit:

Trigonometric Relationships

Big Idea:Get students ready for their quiz and give them tools to check their work.

6 Resources

0 Favorites

6 Resources

0 Favorites

Formative Assessment: Simplifying Identities and Trig Formulas

12th Grade Math

» Unit:

Trigonometric Relationships

Big Idea:A formative assessment will gauge the students' understanding of these trig relationships.

6 Resources

0 Favorites

6 Resources

0 Favorites

What is cos(22.5°)?

12th Grade Math

» Unit:

Trigonometric Relationships

Big Idea:The cosine of 22.5° has to be related to the cosine of 45°, right?

11 Resources

1 Favorites

11 Resources

1 Favorites

Solving Trig Equations

12th Grade Math

» Unit:

Trigonometric Relationships

Big Idea:Why do these trig equations have so many solutions?

18 Resources

0 Favorites

18 Resources

0 Favorites

Using Formulas to Solve Trig Equations

12th Grade Math

» Unit:

Trigonometric Relationships

Big Idea:The trig equations are getting more complex, how can we simplify them before solving?

14 Resources

0 Favorites

14 Resources

0 Favorites

Extraneous Solutions

12th Grade Math

» Unit:

Trigonometric Relationships

Big Idea:Checking the answers after squaring both sides leads to an unexpected result.

16 Resources

0 Favorites

16 Resources

0 Favorites

Putting All of the Pieces Together

12th Grade Math

» Unit:

Trigonometric Relationships

Big Idea:A twist on a classic party game will get students moving and thinking.

7 Resources

4 Favorites

7 Resources

4 Favorites

Formative Assessment: Solving Trig Equations

12th Grade Math

» Unit:

Trigonometric Relationships

Big Idea:A partner quiz is an excellent opportunity for mathematical discourse.

7 Resources

0 Favorites

7 Resources

0 Favorites

Unit Review Game: Lingo

12th Grade Math

» Unit:

Trigonometric Relationships

Big Idea:Today's review game will bring high energy and deep thinking into the classroom.

6 Resources

6 Favorites

6 Resources

6 Favorites

Unit Assessment: Trigonometric Relationships

12th Grade Math

» Unit:

Trigonometric Relationships

Big Idea:Assess your students' understanding of this unit.

3 Resources

2 Favorites

3 Resources

2 Favorites