9Th Class Math New Book 2025 Exercise 6.3 || PCTB || Trigonometric Identites

This video is about review exercise 6.2 of chapter 6 or unit 6 which is trigonometry of class 9 mathematics and it covers angles degrees and radians and coterminal angles and trigonometric ratios etc. This video is also good for pre nine students who want to start their study earlier than their actual classes. 0:00 Concept Explained 05:44 Question 1 17:06 Question 2 19:42 Question 3 20:50 Question 4 21:57 Question 5 23:19 Question 6 24:16 Question 7 25:44 Question 8 28:33 Question 9 30:19 Question 10 33:23 Question 11 35:16 Question 12 #9thmathnew #9thmathnewbook