# Chapter 9 Some Applications of Trigonometry - Ncert Solutions for Class 10 Mathematics CBSE

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## Chapter 9 - Some Applications of Trigonometry Excercise Ex. 9.1

Solution 1 Solution 2 Let AC be the original tree and be the broken part which makes an angle of 30o with the ground. Solution 3

In the two figures, AC and PR are the slides for younger and elder children respectively Solution 4 Solution 5 Let A be the position of the kite and the string is tied to point C on ground. Solution 6 Solution 7 Let BC be the building, AB be the transmission tower, and D be the point on ground from where elevation angles are to be measured. Solution 8 Let AB be the statue, BC be the pedestal and D be the point on ground from where elevation angles are to be measured. Solution 9 Solution 10 Solution 11 Solution 12 Solution 13 Let AB be the lighthouse and the two ships be at point C and D respectively.

/> Solution 14 Solution 15 Let AB be the tower. C is the original position of the car which changes to D after six seconds. Solution 16 Let AQ be the tower and R, S respectively be the points which are 4m, 9m away from base of tower. As the height can not be negative, the height of the tower is 6 m.