Introduction to Trigonometry

59 CBSE Class 10 Mathematics practice questions with answers and worked solutions.

About this chapter

Difficulty: 25 easy · 30 moderate · 4 hard.
Most-asked subtopics: Trigonometric Ratios of an Acute Angle (23), Trigonometric Ratios of Specific Angles (18), Trigonometric Identities (18).
Updated 18 September 2026.

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#1Trigonometric Ratios of an Acute Angle
#2Trigonometric Ratios of an Acute Angle
#3Trigonometric Ratios of an Acute Angle
#4Trigonometric Ratios of an Acute Angle
#5Trigonometric Ratios of an Acute Angle
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#6Trigonometric Ratios of Specific Angles
#7Trigonometric Ratios of Specific Angles
#8Trigonometric Ratios of Specific Angles
#9Trigonometric Identities
#10Trigonometric Identities
#11Trigonometric Identities
#12Trigonometric Identities
Set · 2 questions
In $\triangle$ ABC, right-angled at B, AB $= 24$ cm, BC $= 7$ cm. Determine :
- #13Trigonometric Ratios of an Acute Angle
- #14Trigonometric Ratios of an Acute Angle
#15Trigonometric Ratios of an Acute Angle
#16Trigonometric Ratios of an Acute Angle
#17Trigonometric Ratios of an Acute Angle
#18Trigonometric Ratios of an Acute Angle
#19Trigonometric Ratios of an Acute Angle
#20Trigonometric Ratios of an Acute Angle
#21Trigonometric Ratios of an Acute Angle
Set · 2 questions
If $\cot\theta = \dfrac{7}{8}$ , evaluate :
- #22Trigonometric Ratios of an Acute Angle
- #23Trigonometric Ratios of an Acute Angle
Set · 2 questions
In triangle ABC, right-angled at B, if $\tan \text{A} = \dfrac{1}{\sqrt{3}}$ , find the value of:
- #24Trigonometric Ratios of an Acute Angle
- #25Trigonometric Ratios of an Acute Angle
Set · 5 questions
State whether the following are true or false. Justify your answer.
- #26Trigonometric Ratios of an Acute Angle
- #27Trigonometric Ratios of an Acute Angle
- #28Trigonometric Ratios of an Acute Angle
- #29Trigonometric Ratios of an Acute Angle
- #30Trigonometric Ratios of an Acute Angle
Set · 5 questions
Evaluate the following :
- #31Trigonometric Ratios of Specific Angles
- #32Trigonometric Ratios of Specific Angles
- #33Trigonometric Ratios of Specific Angles
- #34Trigonometric Ratios of Specific Angles
- #35Trigonometric Ratios of Specific Angles
Set · 4 questions
Choose the correct option and justify your choice :
- #36Trigonometric Ratios of Specific Angles
- #37Trigonometric Ratios of Specific Angles
- #38Trigonometric Ratios of Specific Angles
- #39Trigonometric Ratios of Specific Angles
#40Trigonometric Ratios of Specific Angles
Set · 5 questions
State whether the following are true or false. Justify your answer.
- #41Trigonometric Ratios of Specific Angles
- #42Trigonometric Ratios of Specific Angles
- #43Trigonometric Ratios of Specific Angles
- #44Trigonometric Ratios of Specific Angles
- #45Trigonometric Ratios of Specific Angles
#46Trigonometric Identities
#47Trigonometric Identities
Set · 3 questions
Choose the correct option. Justify your choice.
- #48Trigonometric Identities
- #49Trigonometric Identities
- #50Trigonometric Identities

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Introduction to Trigonometry

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