# Introduction to Trigonometry: Class 10 Practice Questions

NCERT Class 10 Maths Chapter 8 practice questions with answers. The chapter "Introduction to Trigonometry" in NCERT Class 10 Mathematics lays the foundation

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# Introduction to Trigonometry practice questions

## In a right-angled triangle ABC, right-angled at B, if AB = 8 cm and BC = 15 cm, then the value of sin A is:

## The question you missed is the one worth teaching.

## Related chapters

Class 10 Maths · Chapter 8

The chapter "Introduction to Trigonometry" in NCERT Class 10 Mathematics lays the foundation for understanding the relationship between the sides and angles of a right-angled triangle. It introduces six trigonometric ratios (sine, cosine, tangent, cosecant, secant, and cotangent) for acute angles. Students learn to calculate these ratios, understand their reciprocal relationships, and apply them to specific angles like 0°, 30°, 45°, 60°, and 90°. The chapter also covers fundamental trigonometric identities, which are crucial for simplifying expressions and proving other trigonometric results. Mastery of these concepts is essential for further studies in mathematics and science.

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- NCERT Solutions
- NCERT Mathematics
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- Chapter 8
- NCERT Class 10 Mathematics textbook: Mathematics : Chapter 8: Introduction to Trigonometry

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