NCERT Grade 10 Mathematics Chapter 9, Some Applications of Trigonometry discusses some ways in which trigonometry is used in the life around us. Trigonometry is one of the most ancient subjects studied by scholars all over the world. In the previous, trigonometry was invented because its need arose in astronomy. Since then the astronomers have used it, for instance, to calculate distances from the Earth to the planets and stars. Trigonometry is also used in geography and in navigation. The knowledge of trigonometry is used to construct maps, determine the position of an island in relation to the longitudes and latitudes.
In this chapter, students will see how trigonometry is used for finding the heights and distances of various objects, without actually measuring them. Astonishing facts, images, geometrical figures and formulative applications aid in the learning of this chapter. Important terms and summarising points given at the end of the chapter, make NCERT Grade 10 Mathematics Chapter 9, Some Applications of Trigonometry interesting and fun and interesting to learn. Similarly, exercises given at the end of every concept, solved examples and relation with daily life examples help to understand the applications of trigonometry in a better way. The unit, Trigonometry holds a total weightage of 12 marks in the final examination.
Get 100 percent accurate NCERT Solutions for Class 10 Maths Chapter 9 (Some Applications Of 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 9 Some Applications Of Trigonometry are given below.
EX 9.1 - Introduction,
Ex 9.2 - Heights and Distances and
Ex 9.3 - Summary.
We cover all the exercises in the chapter given below:-
EXERCISE 9.1 - 16 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 Some Applications Of Trigonometry. Download the free PDF of Chapter 9 Some Applications Of Trigonometry and take the print out to keep it handy for your exam preparation.