NCERT Solutions for Class 10 Maths Chapter 9 Some Applications of Trigonometry Chapter 9 Some Applications of Trigonometry Exercise 9.1. The test papers/question papers will prepare you for the exams. Question and Answer forum for K12 Students Students can solve NCERT Class 10 Maths Introduction to Trigonometry MCQs with Answers to know their preparation level. Find x and H in the right triangle below. The angles of elevation of the top of a rock from the top and foot of 100 m high tower are respectively 30° and 45°. If sin 0 = √3 cos θ, 0° < θ < 90°, then θ is equal to31. A portion of a 60 m long tree is broken by tornado and the top struck up the ground making an angle of 30° with the ground level. If cos (40° + A) = sin 30°, the value of A is _____ .58.
It is at a distance of 12 km from the point of observation and makes an angle of elevation of 60°. The line drawn from the eye of an observer to the point in the object viewed by the observer is known asMCQ On Trigonometry Question Question 19. 1 : In ∆ ABC, right-angled at B, AB = 24 cm, BC = 7 cm. Determine: If two towers of heights hMCQ On Trigonometry For Class 10 Question 21. In given figure, ABCD is a || gm. In given figure, AD = 4 cm, BD = 3 cm and CB = 12 cm. The ratios of the sides of a triangle with respect to its acute angle are called Learn about the different Trigonometric ratios: sin Ɵ, cos Ɵ, tan Ɵ, cosec Ɵ, sec Ɵ and cot Ɵ. The value of the expression [cosec (75° + θ) – sec (15° – θ) – tan (55° + θ) + cot (35° – θ)] is [NCERT Exemplar Problems]46. Our learning system helps your children learn at their own pace. If sin θ = \(\frac{1}{3}\), then find the value of (2 cot² θ + 2)We hope the given MCQ Questions for Class 10 Maths Introduction to Trigonometry with Answers will help you.
In ∆ABC, right angled at B, if AB = 12 cm and BC = 5 cm, find49. If a tower 30 m high, casts a shadow 10√3 m long on the ground, then what is the angle of elevation of the sun?29. If cos 9A = sin A and 9A < 90°, then the value of tan 5A is21. Problems. cos 3°… cos 89° cos 90° is2. You will also love the ad-free experience on Meritnation’s Mathematics Part II Solutions Solutions. Given that sin θ = \(\frac{a}{b}\) , then tan θ =18. The height above the ground of the plane is (a) 6√3 m (b) 4√3 m (c) 3√3 m (d) 2√3 m. Answer/ Explanation. If x = a cos 0 and y = b sin 0, then b2x2 + a2y2 =14. The sun’s altitude isMCQ Questions For Class 10 Maths Trigonometry Question 3. Free PDF download of Class 9 Mathematics Chapter 23 - Trigonometrical Ratios of Standard Angles (Including Evaluation of an Expression Involving Trigonometric Ratios) Revision Notes & Short Key-notes prepared by our expert Math teachers as per CISCE guidelines. The shadow of a tower is equal to its height at 10-45 a.m. A plane is observed to be approaching the airport. Free PDF Download of CBSE Class 10 Maths Chapter 8 Introduction to Trigonometry Multiple Choice Questions with Answers. Learn trigonometry for free—right triangles, the unit circle, graphs, identities, and more. cos 1°. Get Trigonometry, Mathematics Chapter Notes, Questions & Answers, Video Lessons, Practice Test and more for CBSE Class 10 at TopperLearning. Trigonometric ratios, trigonometric identities, trigonometric values of basic angles, trigonometric ratios of complementary angles. Two poles are 25 m and 15 m high and the line joining their tops makes an angle of 45° with the horizontal. If sin (A – B) = \(\frac{1}{2}\), cos (A + B) = \(\frac{1}{2}\), find A and B.55. When the length of shadow of a vertical pole is equal to √3 times of its height, the angle of elevation of the Sun’s altitude isMCQ Trigonometry Class 10 Question 11. The ratios of the sides of a triangle with respect to its acute angle are called Trigonometric ratios..