# Some Applications Of Trigonometry MCQ Questions for Class 10 Maths Chapter 9 with Answers

We have completed the NCERT/CBSE chapter-wise Multiple Choice Questions for Class 10 Mathematics book Chapter 9 Some Applications Of Trigonometry with Answers by expert subject teacher for latest syllabus and examination. You can Prepare effectively for the exam, Taking the help of the Class 10 Business Studies Objective Questions PDF free of cost from here. Students can take a free test of the Multiple Choice Questions of Some Applications Of Trigonometry. Each Questions has four options followed by the right answer. Download the Mathematics Quiz Questions with Answers for Class 10 free Pdf and prepare to exam and help students understand the concept very well.

(i) 30°
(ii) 45°
(iii) 60°
(iv) 75°

(i) 30°

(i) 30°
(ii) 45°
(iii) 60°
(iv) 15°

(i) 30°

(i) 60°
(ii) 45°
(iii) 30°
(iv) 90°

(i) 60°

## Q4. The shadow of a tower is equal to its height at 10-45 a.m. The sun’s altitude is

(i) 30°
(ii) 45°
(iii) 60°
(iv) 90°

(ii) 45°

(i) √3 m
(ii) 2√3 m
(iii) 5√3m
(iv) 10√3 m

(iv) 10√3 m

(i) 10√33 m
(ii) 5√33 m
(iii) √3 m
(iv) √3/5 m

(ii) 5√33 m

### Q7. The angle formed by the line of sight with the horizontal when the point is below the horizontal level is called:

(i) Angle of elevation
(ii) Angle of depression
(iii) No such angle is formed
(iv) None of the above

(ii) Angle of depression

(i) 35 m
(ii) 140 m
(iii) 60.6 m
(iv) 20.2 m

(iii) 60.6 m

(i) 450
(ii) 300
(iii) 900
(iv) 600

(ii) 300

(i) 6 m
(ii) 10 m
(iii) 12 m
(iv) 20 m

(iii) 12 m

### Q11. The line drawn from the eye of an observer to the point in the object viewed by the observer is said to be

(i) Angle of elevation
(ii) Angle of depression
(iii) Line of sight
(iv) None of the above

(iii) Line of sight

(i) 50√3m
(ii) 25√3m
(iii) 75√3m
(iv) 100√3m

(iii) 75√3m

(i) 20m
(ii) 40√3m
(iii) 60√3m
(iv) 80√3m

(i) 20m

(i) 1.5m
(ii) 2√3m
(iii) √3m
(iv) 3m

(iv) 3m

### Q15. The height or length of an object or the distance between two distant objects can be determined with the help of:

(i) Trigonometry angles
(ii) Trigonometry ratios
(iii) Trigonometry identities
(iv) None of the above

(ii) Trigonometry ratios

## Q16. If sun’s elevation is 60° then a pole of height 6 m will cast a shadow of length

(i) 3√2 m
(ii) 6√3 m
(iii) 2√3 m
(iv) √3 m

(iii) 2√3 m

(i) 50√3m
(ii) 25√3m
(iii) 75√3m
(iv) 100√3m

(iii) 75√3m

### Q18. The angle of elevation of the top of a tower from a point 20 metres away from its base is 45°. The height of the tower is

(i) 10 m
(ii) 20 m
(iii) 30 m
(iv) 20√3 m

(ii) 20 m

(i) 15 m
(ii) 8 m
(iii) 20 m
(iv) 10 m

(i) 20 m

##### Q20. The tops of two poles of height 16m and 10m are connected by a wire. If the wire makes an angle of 60° with the horizontal, then the length of the wire is

(i) 10m
(ii) 12m
(iii) 16m
(iv) 18m

(ii) 12m

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