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TRIGONOMETRY
Triangle
Definition of triangle, area, and perimeter
Angles
Angles
Special Lines and Points in Triangles
Special Lines and Points in Triangles: median, perpendicular bisector, angle bisector, and altitude.
Circular Sector
Circular Sector - definition, proof, and examples.
Right Triangle
Pythagorean Theorem (4:41)
Proof of Pythagorean Theorem (2:27)
Trigonometric Functions
Signs of Trigonometric Functions (4:57)
Exact Values of Trigonometric Functions
Oblique Triangle
Law of Sines
Law of Cosines
Trigonometric Identities
Fundamental Trigonometric Identities
Graphing Trigonometric Functions
Sketching Trigonometric Functions with Simple Argument
Sketching Trigonometric Functions with Composite Argument
Trigonometric Equations
Trigonometric Equations
Trigonometry Summary
Trigonometry Summary (6:16)
MINI VIDEOS
Pythagorean Theorem (0:32)
Trigonometric Functions (0:42)
Formulae
Trigonometry Formulae
Trigonometric Functions
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