Class 10 Mathematics Chapter 8: Introduction to Trigonometry — Important Questions & Mock Tests
Practice Introduction to Trigonometry topic-wise important questions, MCQs and 1, 2, 3 and 5 mark questions for CBSE revision.
300 Questions 24 Topics MCQs: 100 1 Mark: 50 2 Mark: 50 3 Mark: 50 5 Mark: 50
Topic-wise important and practice questions
Review question distribution across chapter topics for MCQs, 1 Mark questions, 2 Mark questions, 3 Mark questions, 5 Mark questions.
| Topic | MCQ | 1 Mark | 2 Mark | 3 Mark | 5 Mark | Total |
|---|---|---|---|---|---|---|
| Trigonometric Identities | 5 | 5 | 15 | 15 | 15 | 55 |
| Reciprocal Trigonometric Ratios | 5 | 15 | 5 | 0 | 20 | 45 |
| Trigonometric Ratios in a Right Triangle | 0 | 10 | 15 | 15 | 0 | 40 |
| Trigonometric Ratios of Standard Angles | 0 | 5 | 5 | 20 | 5 | 35 |
| Undefined Trigonometric Ratios | 5 | 5 | 5 | 0 | 5 | 20 |
| Trigonometric Ratios and Similar Triangles | 5 | 5 | 0 | 0 | 0 | 10 |
| Variation of Trigonometric Ratios | 0 | 5 | 5 | 0 | 0 | 10 |
| Cosine Ratio | 5 | 0 | 0 | 0 | 0 | 5 |
| Finding Sine from Side Lengths | 5 | 0 | 0 | 0 | 0 | 5 |
| Identity sec²A − tan²A = 1 | 5 | 0 | 0 | 0 | 0 | 5 |
| Range of Trigonometric Ratios | 5 | 0 | 0 | 0 | 0 | 5 |
| Reciprocal Ratio: Cosecant | 5 | 0 | 0 | 0 | 0 | 5 |
| Reciprocal Relation of sec and cos | 5 | 0 | 0 | 0 | 0 | 5 |
| Relations among Trigonometric Ratios | 5 | 0 | 0 | 0 | 0 | 5 |
| Sine Ratio | 5 | 0 | 0 | 0 | 0 | 5 |
| Standard Trigonometric Values at 60° | 5 | 0 | 0 | 0 | 0 | 5 |
| Standard Value of sin 30° | 5 | 0 | 0 | 0 | 0 | 5 |
| Standard Value of tan 45° | 5 | 0 | 0 | 0 | 0 | 5 |
| Tangent from a Right Triangle | 5 | 0 | 0 | 0 | 0 | 5 |
| Tangent Ratio | 5 | 0 | 0 | 0 | 0 | 5 |
| Trigonometric Ratios and Equality of Acute Angles | 5 | 0 | 0 | 0 | 0 | 5 |
| Trigonometric Ratios of Complementary Angles | 0 | 0 | 0 | 0 | 5 | 5 |
| Using Trigonometric Identities | 5 | 0 | 0 | 0 | 0 | 5 |
| Variation of sin A from 0° to 90° | 5 | 0 | 0 | 0 | 0 | 5 |