
Trigonometry
9-12
Course Outline
This course will focus on the study of angles; the trigonometry of angles and real numbers; the trigonometric functions and their inverses including their graphs; solutions of right and oblique triangles; verification of fundamental identities and analytic trigonometry; addition, subtraction and multiple angle formulas; the laws of sines and cosines; vectors and the dot and cross product; complex numbers, De Moivre’s Theorem and nth roots of complex numbers; polar coordinates and equations. The course will also include the study of functions including exponential and logarithmic functions.
TRIGONOMETRIC FUNCTIONS
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Extend the domain of trigonometric functions using the unit circle
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Model periodic phenomena with trigonometric functions
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Prove and apply trigonometric identities
THE COMPLEX NUMBER SYSTEM
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Perform arithmetic operations with complex numbers
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Represent complex numbers and their operations on the complex plane
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Use complex numbers in polynomial identies and equations
VECTOR & MATRIX QUANTITIES
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Represent and model with vector quantities
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Perform operations on vectors
SIMILARITY, RIGHT TRIANGLES TRIGONOMETRY
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Define trigonometric ratios and solve problems involving right triangles
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Apply trigonometry to general triangles
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Angles & Triangles
Angles and Angle Measures:
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Handout: Angles & Angle Measures Worksheet
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Assignment: Angles & Angle Measures
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Worksheet: Converting Angle Measures
Triangle Review:
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Handout: Triangle Review Worksheet
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Assignment: Triangle Review
Pythagorean Theorem:
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Handout: Pythagorean Theorem Worksheet
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Assignment: Pythagorean Theorem
Special Right Triangles:
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Handout: Special Right Triangles Worksheet
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Assignment: Special Right Triangles
Basic Trigonometric Ratios:
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Handout: Basic Trigonometric Ratios Worksheet
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Assignment: Basic Trigonometric Ratios
Inverse Trigonometric Ratios:
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Worksheet: Inverse Trigonometric Ratios
Laws of Sine & Cosine:
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Handout: Law of Sines & Cosines Worksheet
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Assignment: Law of Sines & Cosines
The Unit Circle:
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Handout: Unit Circle
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Handout: Finding Trig Values
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Handout: Evaluating Trig Functions Worksheet
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Assignment: Evaluating Trig Functions
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Graphs of Trigonometric Functions
Graphs of Sine & Cosine:
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Handout: Graphs of Sine & Cosine Worksheet
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Assignment: Graphs of Sine & Cosine
Linear & Angular Velocity:
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Handout: Linear & Angular Velocity Worksheet
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Assignment: Linear & Angular Velocity
Graphs of Other Trig Functions:
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Handout: Cotangent Graph Exploration
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Assignment: Cotangent Graph Exploration
Translations of Trig Functions:
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Handout: Translations of Trig Functions Worksheet
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Assignment: Translations of Trig Functions
Applications of Trig Functions:
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Handout: Sinusoidal Applications Worksheet
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Essay: Real-World Applications
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Assignment: Sinusoidal Applications
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Trigonometric Identities
Fundamental Trigonometric Identities:
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Handout: Fundamental Trigonometric Identities Worksheet
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Assignment: Fundamental Trigonometric Identities
Proving Trigonometric Identities:
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Handout: Proving Trig Identities Worksheet
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Assignment: Proving Trig Identities
Sum & Difference Identities:
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Handout: Sum & Difference Identities Worksheet
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Assignment: Sum & Difference Identities
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Essay: Sum & Difference Identities Short Answer
Double-Angle & Half-Angle Identities:
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Handout: Double & Half-Angle Identities Worksheet
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Assignment: Double & Half-Angle Identities
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Essay: Double & Half-Angle Identities Short Answer
Solving Trigonometric Equations:
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Handout: Solving Trig Equations Worksheet
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Assignment: Solving Trig Equations
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Mid-Term Exam
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Assignment: Mid-test
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Handout: Trigonometry Mid-Term Exam
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Assignment: Trigonometry Mid-Term Exam
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Inverse Trig Functions
Review: Basic Inverse Trig Functions:
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Handout: Inverse Review Worksheet
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Assignment: Inverse Review
Graphs of Inverse Trig Functions:
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Handout: Inverse Trig Graphs Worksheet
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Assignment: Inverse Trig Graphs
Inverse Trig Properties:
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Handout: Inverse Trig Properties Worksheet
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Assignment: Inverse Trig Properties
Area of Triangles:
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Handout: Area of Triangles Worksheet
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Assignment: Area of Triangles
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Vectors
Introduction to Vectors:
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Handout: Introduction to Vectors Worksheet
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Assignment: Introduction to Vectors
Geometric Vectors: Adding & Subtracting:
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Handout: Geometric Vectors
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Assignment: Geometric Vectors
Algebraic Vectors:
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Handout: Algebraic Vectors Worksheet
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Assignment: Algebraic Vectors
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The Polar System
Polar Coordinates:
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Handout: Polar Coordinates Worksheet
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Assignment: Polar Coordinates
Graphing Polar Equations:
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Handout: Graphing Polar Equations Worksheet
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Assignment: Graphing Polar Equations
Polar & Rectangular Coordinates:
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Handout: Converting Polar & Rectangular Equations Worksheet
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Worksheet: Converting Polar & Rectangular Coordinates
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Assignment: Converting Polar & Rectangular Equations
Complex Numbers:
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Handout: Operations With Complex Numbers Worksheet
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Assignment: Operations With Complex Numbers
Polar Form of Complex Numbers:
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Handout: Polar Form of Complex Numbers Worksheet
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Assignment: Polar Form of Complex Numbers
Complex Numbers in Polar Form: Products & Quotients:
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Handout: Products & Quotients Worksheet
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Assignment: Products & Quotients
De Moivre’s Theorem:
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Handout: De Moivre’s Theorem Worksheet
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Assignment: De Moivre’s Theorem
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Final Exam
Post-Test:
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Assignment: Post-Test
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Handout: Trigonometry Final Exam
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Assignment: Final Exam