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Students are introduced to the concept of Trigonometry through NCERT Grade 10 Mathematics, Chapter 8, Introduction to Trigonometry. In this chapter, students will study some ratios of the sides of a right triangle with respect to its acute angles, called trigonometric ratios of the angle. They will restrict the discussion to acute angles only. However, these ratios can be extended to other angles also. Students will also learn to define the trigonometric ratios for angles of measure 0° and 90°. They will calculate trigonometric ratios for some specific angles and establish some identities involving these ratios, called trigonometric identities.
Trigonometric Ratios, Trigonometric Ratios of Some Specific Angles, Trigonometric Ratios of Complementary Angles and Trigonometric Identities are the main topics learnt from this chapter. A very simple language, explanation of basic concepts in a detailed manner and pictorial representations make this chapter very engaging and interesting to learn. New concepts, interesting problems, solved and unsolved examples and simple language, make NCERT Grade 10 Mathematics, Chapter 8, Introduction to Trigonometry interesting and fun to learn. The chapter also provides additional information through contribution of eminent mathematicians to the world of Mathematics. All these elements add spice to the learning experience of the students so that they enjoy learning Trigonometry.
Get 100 percent accurate NCERT Solutions for Class 10 Maths Chapter 8 (Introduction to Trigonometry) solved by expert Maths teachers. We provide step by step solutions for the questions given in class 10 maths textbook as per CBSE Board guidelines from the latest NCERT book for class 10 maths. The topics and sub-topics in Chapter 8 Introduction to Trigonometry are given below,
Ex 8.1 - Introduction,
Ex 8.2 - Trigonometric Ratios,
Ex 8.3 - Trigonometric Ratios of Some Specific Angles,
Ex 8.4 - Trigonometric Ratios of Complementary Angles,
Ex 8.5 - Trigonometric Identities and
Ex 8.6 - Summary.
We cover all the exercises in the chapter given below:-
EXERCISE 8.1 - 11 Questions with Solutions in PDF
EXERCISE 8.2 - 4 Questions with Solutions in PDF
EXERCISE 8.3 - 7 Questions with Solutions in PDF
EXERCISE 8.4 - 5 Questions with Solutions in PDF
Other than given exercises, you should also practice all the solved examples given in the book to clear your concepts on Introduction to Trigonometry. Download the free PDF of Chapter 8 Introduction to Trigonometry and take the print out to keep it handy for your exam preparation.