Introduction to Trigonometry

Board > > (Total Videos: )

Show Content

Select a chapter above and press 'Show Content'. Click a video topic below to view.

Chapter 7: Introduction to Trigonometry (43 videos)   (Practice Test)
7.1: Measurement of an Angle  (Practice Test)
  1. Introduction to an Angle
  2. Measuring an Angle in Sexagesimal System
  3. Sexagesimal System into Decimal form & Vice Versa
  4. Radian Measure of an Angle
  5. Relationship Between Radians & Degrees.
7.2: Sector of a Circle  (Practice Test)
  1. Relationship of Radius-Central Angle-Arc Length
  2. Problem 1: Relationship of Radius-Central Angle-Arc Length
  3. Area of a Circular Sector.
  4. Problem 1: Area of a Circular Sector.
7.3: Trigonometric Ratios  (Practice Test)
  1. General Angles
  2. Problem-Angle in Standard Position
  3. Angle in Standard Position.
  4. Problem-The Quadrants & Quadrantal Angles
  5. The Quadrants & Quadrantal Angles
  6. Problem-Trigonometric Ratios & Their Reciprocals
  7. Trigonometric Ratios & Their Reciprocals
  8. Trigonometric ratios of 45 degree
  9. Problem 1: Trigonometric ratios of 45 degree
  10. Trigonometric ratios of 30 degree and 60 degree
  11. Problem 1: Trigonometric ratios of 30 degree and 60 degree
  12. Signs of Trigonometric Ratios in Different Quadrants
  13. Values of Remaining Trigonometric Ratios
  14. Values of Trigonometric Ratios at Quadrantal Angle
  15. Problem-Values of Trigonometric Ratios at Quadrantal Angle
7.4: Trigonometric Identities  (Practice Test)
  1. Proof of Fundamental Trigonometric Identity
  2. Problem 1: Proof of Fundamental Trigonometric Identity
  3. More on Fundamental Trigonometric Identity
  4. Problem 1: More on Fundamental Trigonometric Identity
  5. Problem 2: More on Fundamental Trigonometric Identity
  6. Problem 3: More on Fundamental Trigonometric Identity
  7. Problem 4: More on Fundamental Trigonometric Identity
7.5: Angle of Elevation and Angle of Depression  (Practice Test)
  1. Concept of Angle of Elevation & Depression
  2. Problem 1: Concept of Angle of Elevation & Depression
  3. when one Side & Angle of Elevation are Given
  4. Problem 1: when one Side & Angle of Elevation are Given
  5. Problem 2: when one Side & Angle of Elevation are Given
  6. when One Side & Angle of Depression are Given
  7. Problem 1: when One Side & Angle of Depression are Given
  8. when Hypotenuse & Angle of Elevation are Given
  9. Problem 1: when Hypotenuse & Angle of Elevation are Given
  10. when Given Sides-Angle of Elevation-Depression
  11. Problem 1: when Given Sides-Angle of Elevation-Depression
  12. Problem 2: when Given Sides-Angle of Elevation-Depression