Chapter 12: Application of Trigonometry

Chapter 12: Application of Trigonometry Notes (Solutions) of Chapter 12: Application of Trigonometry, Text Book of Algebra and Trigonometry Class XI (Mathematics FSc Part 1 or HSSC-I), Punjab Text Book Board, Lahore.

Contents & summary

  • Introduction
  • Tables of Trigonometric Ratios
    • Exercise 12.1
  • Solution of Right Triangles
    • Exercise 12.2
  • Heights and Distances
  • Engineering and Heights and Distances
    • Exercise 12.3
  • Oblique Triangles
    • The Law of Cosine
    • The Law of Sines
    • The Law of Tangents
    • Half Angle Formulas
  • Solution of Oblique Triangles
    • Case I : When measure of one side and two angles are given
    • Exercise 12.4
    • Case II : When measure of two sides and their included angle are given
    • Exercise 12.5
    • Case III : When measures of three sides are given
    • Exercise 12.6
  • Area of Triangle
    • Exercise 12.7
  • Circles Connected with Triangle
    • Circum-Circle
    • In-Circle
    • Escribed Circles
  • Engineering and Circles Connected with Triangles
    • Exercise 12.8

List of formulas of Chapter 12

Solutions

Short Questions

The following short questions was send by Mr. Akhtar Abbas.

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