Chapter 17 — Answers

Yes — the PDF is free to view and download directly from this page. No sign-up or payment is required.

All 14 chapters are covered: Real Numbers, Polynomials, Pair of Linear Equations in Two Variables, Quadratic Equations, Arithmetic Progressions, Triangles, Coordinate Geometry, Introduction to Trigonometry, Some Applications of Trigonometry, Circles, Areas Related to Circles, Surface Areas and Volumes, Statistics, and Probability.

It includes both. Many exercises provide just the final answer (e.g. a numerical value or Yes/No), while others include a key step, a construction hint, or a brief explanation of reasoning — especially for word problems and proof-based questions.

Yes. The appendix includes answers for every exercise present in the textbook — for example, Exercises 2.1 and 2.2 for Polynomials, Exercises 4.1–4.3 for Quadratic Equations, and Exercises 8.1–8.3 for Introduction to Trigonometry.

Yes. Answers for Appendix 1 (Mathematical Reasoning) are provided across Exercises A1.1 to A1.6, and for Appendix 2 (Mathematical Modelling) in Exercises A2.2 and A2.3.

Yes. The optional Exercise 5.4 is included in the answers appendix.

Statistics (Chapter 13) answers are split across three exercises: Exercise 13.1 covers mean, Exercise 13.2 covers mode, and Exercise 13.3 covers median. All three are included in this PDF.

Yes. Exercise 14.1 from Chapter 14 (Probability) is fully covered, including answers to all probability questions with reasoning notes where applicable.

Yes. Chapter 6 (Triangles) answers cover Exercises 6.1, 6.2, and 6.3, and Chapter 7 (Coordinate Geometry) covers Exercises 7.1 and 7.2.

This is the official NCERT Answers/Hints appendix published as part of the Class 10 Mathematics textbook — not a third-party solution guide.