Trigonometry

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Chapter 15: Trigonometry (38 videos)   (Practice Test)
15.1: Introduction
  1. Meaning and Importance of Trigonometry
  2. Problem 1: Meaning and Importance of Trigonometry
15.2: Trigonometric Ratios of Acute Angles
  1. Trigonometric Ratios of an Acute Angle
  2. Problem 1: Trigonometric Ratios of an Acute Angle
15.3: Values of Trigonometric Ratios of Angles of 45, 30 And 60 Degree.  (Practice Test)
  1. Trigonometric ratios of 45 degree
  2. Problem 1: Trigonometric ratios of 45 degree
  3. Trigonometric ratios of 30 degree and 60 degree
  4. Problem 1: Trigonometric ratios of 30 degree and 60 degree
  5. Problem 2: Trigonometric ratios of 30 degree and 60 degree
15.4: Relations Between Trigonometric Ratios of the Complementary Angles.
  1. Trigonometric Ratios of an Complementary Angles
  2. Problem 1: Trigonometric Ratios of an Complementary Angles
15.5: Fundamental 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 2: More on Fundamental Trigonometric Identity
  5. Problem 3: More on Fundamental Trigonometric Identity
  6. Problem 4: More on Fundamental Trigonometric Identity
  7. Problem 1: More on Fundamental Trigonometric Identity
15.6: Solution of a Right Triangle  (Practice Test)
  1. When measures of one side and one angle are given
  2. Problem 1: When measures of one side and one angle are given
  3. when measures of hypotenuse and one Acute angle are given
  4. Problem 1: when measures of hypotenuse and one angle are given
  5. When measures of two sides are given
  6. Problem 1: When measures of two sides are given
  7. When measures of hypotenuse and one side are given
  8. Problem 1: When measures of hypotenuse and one side are given
15.7: Finding Heights and Distances by Using Trigonometric Ratios  (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