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CBSE
Class 10
Mathematics
Mathematics
Introduction to Trigonometry

Question Bank

Practice Hub

Question Bank: Introduction to Trigonometry

Structured practice
Question Practice

Practice chapter questions in a cleaner, exam-ready flow

Start with curated question sets, move into full module views when needed, and keep discovering related practice without losing your place in the chapter.

Question Bank - Introduction to Trigonometry

View all (58)
Q1.

What is the value of sin 30°?

Single Answer MCQ
Q-00173992
View explanation
Q2.

If cot A = 3/4, what is tan A?

Single Answer MCQ
Q-00173993
View explanation
Q3.

In a right triangle, if sin A = 5/13, what is cos A?

Single Answer MCQ
Q-00173994
View explanation
Q4.

What is the value of tan 45°?

Single Answer MCQ
Q-00173996
View explanation
Q5.

If sec θ = 2, what is cos θ?

Single Answer MCQ
Q-00173998
View explanation
Q6.

Which of the following is true for an angle A in a right triangle if cos A = 0.6?

Single Answer MCQ
Q-00174000
View explanation
Q7.

In ΔABC, right-angled at B, if AB = 9 cm and BC = 12 cm, find tan A.

Single Answer MCQ
Q-00174002
View explanation
Q8.

Which trigonometric ratio equals 1 in a right triangle?

Single Answer MCQ
Q-00174004
View explanation
Q9.

If sin θ = 3/5, what will be cosec θ?

Single Answer MCQ
Q-00174006
View explanation
Q10.

For which angle A does tan A = 1?

Single Answer MCQ
Q-00174008
View explanation
Q11.

If sin A = 4/5, what is the value of tan A?

Single Answer MCQ
Q-00174010
View explanation
Q12.

Which of the following is not a trigonometric function?

Single Answer MCQ
Q-00174012
View explanation
Q13.

If sec θ = 5/4, find the value of sin θ.

Single Answer MCQ
Q-00174014
View explanation
Q14.

What is the value of sin 30°?

Single Answer MCQ
Q-00174078
View explanation
Q15.

Which of the following ratios equals tan 45°?

Single Answer MCQ
Q-00174079
View explanation
Q16.

What is the value of cos 60°?

Single Answer MCQ
Q-00174080
View explanation
Q17.

What is the value of tan 30°?

Single Answer MCQ
Q-00174081
View explanation
Q18.

What is the cosecant of 45°?

Single Answer MCQ
Q-00174082
View explanation
Q19.

What is the secant of 30°?

Single Answer MCQ
Q-00174083
View explanation
Q20.

Calculate cot 60°.

Single Answer MCQ
Q-00174084
View explanation
Q21.

For angle A, if sec A = 2, what is cos A?

Single Answer MCQ
Q-00174085
View explanation
Q22.

What is the value of sin 90°?

Single Answer MCQ
Q-00174086
View explanation
Q23.

If sin θ = 1/2, what could be the angle θ?

Single Answer MCQ
Q-00174087
View explanation
Q24.

Which of the following relationships is correct?

Single Answer MCQ
Q-00174088
View explanation
Q25.

What is the value of cot 45°?

Single Answer MCQ
Q-00174089
View explanation
Q26.

If cos A = √3/2, then A could be what angle?

Single Answer MCQ
Q-00174090
View explanation
Q27.

Which of the following is the correct value for sin 0°?

Single Answer MCQ
Q-00174091
View explanation
Q28.

What is the value of tan 60°?

Single Answer MCQ
Q-00174092
View explanation
Q29.

What does the term 'trigonometry' derive from?

Single Answer MCQ
Q-00174093
View explanation
Q30.

In a right triangle, if angle A is 30°, what is the sine of angle A?

Single Answer MCQ
Q-00174094
View explanation
Q31.

What is the cosine of a 45° angle?

Single Answer MCQ
Q-00174095
View explanation
Q32.

If tan A = 3/4, what is the value of cos A if AC = 5?

Single Answer MCQ
Q-00174096
View explanation
Q33.

What is the relationship between sine and cosecant?

Single Answer MCQ
Q-00174097
View explanation
Q34.

If sin B = 1/2, what is tan B?

Single Answer MCQ
Q-00174098
View explanation
Q35.

What is sec(θ) given that cos(θ) = 3/5?

Single Answer MCQ
Q-00174099
View explanation
Q36.

Find the value of sin²A + cos²A.

Single Answer MCQ
Q-00174100
View explanation
Q37.

For angle θ, if tan θ = 2, what is cot θ?

Single Answer MCQ
Q-00174101
View explanation
Q38.

Which of the following values is undefined?

Single Answer MCQ
Q-00174102
View explanation
Q39.

What is the cosecant of 0°?

Single Answer MCQ
Q-00174103
View explanation
Q40.

If sin C = 4/5, what is the value of cos C?

Single Answer MCQ
Q-00174104
View explanation
Q41.

What does it mean if sin A = 5/13?

Single Answer MCQ
Q-00174105
View explanation
Q42.

In triangle ABC, if angle A = 90°, what is tan A?

Single Answer MCQ
Q-00174106
View explanation
Q43.

Find the value of sec²A - tan²A.

Single Answer MCQ
Q-00174107
View explanation
Q44.

In right triangle ABC with ∠A = 30°, what are sin A, cos A, and tan A?

Single Answer MCQ
Q-00174108
View explanation
Q45.

What is the sine of a right angle?

Single Answer MCQ
Q-00174109
View explanation
Q46.

Which identity represents the relationship between sine and cosecant?

Single Answer MCQ
Q-00174110
View explanation
Q47.

If tan A = 3/4, what is sin A when represented in terms of tan A?

Single Answer MCQ
Q-00174111
View explanation
Q48.

What is the value of cos 0°?

Single Answer MCQ
Q-00174112
View explanation
Q49.

Which of the following is a true statement about cotangent?

Single Answer MCQ
Q-00174113
View explanation
Q50.

Which trigonometric identity states that sin²A + cos²A = 1?

Single Answer MCQ
Q-00174114
View explanation
Q51.

If sec A = 2, what is the value of cos A?

Single Answer MCQ
Q-00174115
View explanation
Q52.

Find the value of tan 45°.

Single Answer MCQ
Q-00174116
View explanation
Q53.

If sin A = 0.6, what is the value of csc A?

Single Answer MCQ
Q-00174117
View explanation
Q54.

What is the complementary angle to 30°?

Single Answer MCQ
Q-00174118
View explanation
Q55.

Which of the following identities is NOT true?

Single Answer MCQ
Q-00174119
View explanation
Q56.

What is the result when you apply the identity tan A = sin A/cos A to a right triangle?

Single Answer MCQ
Q-00174120
View explanation
Q57.

The value of sin 90° is:

Single Answer MCQ
Q-00174121
View explanation
Q58.

What does the identity sin(-A) equal to?

Single Answer MCQ
Q-00174122
View explanation
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