## MCQs of Trigonometry

Let’s begin with some most important MCs of Trigonometry.

**1. What is the value of 240° when it is converted into radians?**

A. p/4

B. p/6

C. 4p/3

D. 3p/4

**2. 1 + tan²2? is equal to?**

A. csc²2?

B. sec²2?

C. sec²?

D. csc²?

**3. Cos²2? is equal to?**

A. 1 + sin²?

B. 1 – sin²?

C. 1 – sin?

D. None of these

**4. Csc²?/2-cot²?/2 is equal to?**

A. 0

B. 1

C. -1

D. All of these

**5. Sec²?-tan²? is equal to?**

-1

sec²2?

0

1

**6. 1 + cot²2? is equal to?**

A. sec²2?

B. csc²2?

C. csc²?

D. sec²?

**7. Sec²? is equal to?**

A. 1 – tan²?

B. 1 – cos²?

C. 1 + tan²?

D. All of these

**8. Cos²?/2 is equal to?**

A. 1 – sin²?

B. 1 – sin²?/2

C. sec²2?

D. csc²2?

**9. 16°40’38? is equal to?**

A. 16°

B. 17°

C. 60038?

D. None of these

**10. In case of Cosine Rule of any triangle ABC, c² =?**

A. a² – b² + 2ab sin A

B. a² + b² + 2ab cos A

C. a² + b² – 2ab cos C

D. c² + a² + 2ac cos C

**You can also know the following topics**

MCQ on trigonometry for class 11 pdf | MCQ on trigonometry for class 10 pdf | trigonometry multiple choice questions and answers doc | question on trigonometry | trigonometry questions and answers pdf | multiple-choice questions on trigonometric identities | analyze math com trigonometry | maths MCQs with solution.