Class 11 Chapter 10 Maths Notes

NEW SYLLABUS 2026–27

Chapter 10: Trigonometric Identities – Maths Notes All Solved Exercises, Short Questions & MCQs

Complete Chapter 10 Solutions (Exercises 10.1 to 10.4)

Class 11 Mathematics | Punjab Board (PECTAA)

Unit 10 Topics: Fundamental Law, Allied Angles, Double & Half Angle Formulas, Sum & Product Identities

UNIT 10 – TRIGONOMETRIC IDENTITIES

Chapter 10 Solved Exercises & Notes

Select an exercise, short questions, or MCQs below to read step-by-step solutions

Exercise 10.1 Solutions Distance formula, fundamental law & allied angle reductions View → Exercise 10.2 Solutions Sum & difference of angles (α ± β) and triangle identities View → Exercise 10.3 Solutions Double angle, half angle & triple angle trigonometric identities View → Exercise 10.4 Solutions Product-to-sum & sum-to-product conversion formulas View → Chapter 10 Short Questions Key formulas, reductions & solved board examples View → Chapter 10 Solved MCQs Objective multiple-choice questions with answer key View →