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Chapter 9: Fundamentals of Trigonometry (38 videos)  (Practice Test)
9.1: Units of Measures of Angles  (Practice Test)
  1. Introduction to an Angle
  2. Measuring an Angle in Sexagesimal System
  3. Problem1-Measuring an Angle in Sexagesimal System
  4. Sexagesimal System into Decimal form & Vice Versa
  5. Problem-Sexagesimal System into Decimal form & Vice Versa
  6. Radian Measure of an Angle
  7. Problem-Radian Measure of an Angle
  8. Problem2-Radian Measure of an Angle
  9. Relationship Between Radians & Degrees.
  10. Relationship of Radius-Central Angle-Arc Length
  11. Problem 1: Relationship of Radius-Central Angle-Arc Length
  12. Problem2-Relationship of Radius-Central Angle-Arc Length
  13. Area of a Circular Sector.
  14. Problem 1: Area of a Circular Sector.
  15. Problem2-Area of a Circular Sector.
  16. Problems Using Arcs and Sectors
  17. More on Problems Using Arcs and Sectors
9.2: Trigonometric Functions of Any Angle  (Practice Test)
  1. General Angles
  2. Problem-General Angles
  3. Angle in Standard Position.
  4. Problem-Angle in Standard Position
  5. The Quadrants & Quadrantal Angles
  6. Problem-The Quadrants & Quadrantal Angles
  7. Trigonometric Ratios & Their Reciprocals
  8. Problem1-Trigonometric Ratios & Their Reciprocals
  9. Problem-Trigonometric Ratios & Their Reciprocals
  10. Signs of Trigonometric Ratios in Different Quadrants
  11. Problem-Signs of Trigonometric Ratios in Different Quadrant
9.3: Trigonometric Ratios
  1. Values of Trigonometric Ratios at Quadrantal Angle
  2. Problem-Values of Trigonometric Ratios at Quadrantal Angle
9.4: Fundamental Identities  (Practice Test)
  1. Proof of Fundamental Trigonometric Identity
  2. More on Fundamental Trigonometric Identity
  3. Problem 1: Proof of Fundamental Trigonometric Identity
  4. Problem 2: More on Fundamental Trigonometric Identity
  5. Problem 3: More on Fundamental Trigonometric Identity
  6. Problem 4: More on Fundamental Trigonometric Identity
  7. Problem5-Proof of Fundamental Trigonometric Identity
  8. Problem 1: More on Fundamental Trigonometric Identity
 

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