## Case Study and Passage Based Questions for Class 10 Maths Chapter 8 Introduction to Trigonometry

**Case Study Questions:**

**Question 1:**

Ananya is feeling so hungry and so thought to eat something. She looked into the fridge and found a bread pieces. She decided to make a sandwich. She cut the piece of bread diagonally and found it forms a right-angled triangle, with sides 4 cm, 4âˆš3 cm and 8 cm.

On the basis of above information, answer the following questions.

**(i) The value of âˆ M is**

A. 30Â°

B. 60Â°

C. 45Â°

D. None of these

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Answer: A**(ii) The value of âˆ K is**

A. 45Â°

B. 30Â°

C. 60Â°

D. None of these

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Answer: C**(iii) Find the value of tan M.**

A. âˆš3

B. 1/âˆš3

C. 1

D. None of these

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Answer: B**(iv) sec ^{2}M – 1 =**

A. tanM

B. tan2M

C. tan2M

D. None of these

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Answer: C**You may also like:**

Chapter 1 Real Numbers

Chapter 2 Polynomials

Chapter 3 Pair of Linear Equations in Two Variables

Chapter 4 Quadratic Equations

Chapter 5 Arithmetic Progressions

Chapter 6 Triangles

Chapter 7 Coordinate Geometry

Chapter 8 Introduction to Trigonometry

Chapter 9 Some Applications of Trigonometry

Chapter 10 Circles

Chapter 11 Constructions

Chapter 12 Areas Related to Circles

Chapter 13 Surface Areas and Volumes

Chapter 14 Statistics

Chapter 15 Probability