Trigonometric Ratios and Identities
291 SSC CGL Quantitative Aptitude previous year questions (PYQs) from 100 papers, 2023 to 2025, with answers and worked solutions.
About this chapter
- Difficulty: 214 easy · 77 moderate.
- Most-asked subtopics: Ratios in a Right Triangle (59), Complementary and Allied Angles (55), Simplifying and Proving Identities (51).
- Updated 17 October 2026.
#1Degree, Radian and Standard Values
#2Compound and Multiple Angles
#3Complementary and Allied Angles
#4Simplifying and Proving Identities
#5Simplifying and Proving Identities
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#6Ratios in a Right Triangle
#7Reciprocal Pairs — sec ± tan and cosec ± cot
#8Reciprocal Pairs — sec ± tan and cosec ± cot
#9Ratios in a Right Triangle
#10Complementary and Allied Angles
#11Compound and Multiple Angles
#12Ratios in a Right Triangle
#13Compound and Multiple Angles
#14Compound and Multiple Angles
#15Ratios in a Right Triangle
#16Simplifying and Proving Identities
#17Ratios in a Right Triangle
#18Ratios in a Right Triangle
#19Ratios in a Right Triangle
#20Simplifying and Proving Identities
#21Ratios in a Right Triangle
#22Reciprocal Pairs — sec ± tan and cosec ± cot
#23Complementary and Allied Angles
#24Simplifying and Proving Identities
#25Reciprocal Pairs — sec ± tan and cosec ± cot
#26Simplifying and Proving Identities
#27Complementary and Allied Angles
#28Simplifying and Proving Identities
#29Ratios in a Right Triangle
#30Complementary and Allied Angles
#31Maximum, Minimum and Impossible Values
#32Degree, Radian and Standard Values
#33Complementary and Allied Angles
#34Complementary and Allied Angles
#35Compound and Multiple Angles
#36Complementary and Allied Angles
#37Ratios in a Right Triangle
#38Complementary and Allied Angles
#39Complementary and Allied Angles
#40Simplifying and Proving Identities
#41Complementary and Allied Angles
#42Power Identities and Given Sums
#43Power Identities and Given Sums
#44Simplifying and Proving Identities
#45Power Identities and Given Sums
#46Compound and Multiple Angles
#47Eliminating θ and Substitution Chains
#48Simplifying and Proving Identities
#49Simplifying and Proving Identities
#50Trigonometric Equations
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See all 291 questionsMore chapters in this subject
- Algebraic Identities and Simplification172
- Averages89
- Circles164
- Coordinate Geometry29
- Data Interpretation219
- Heights and Distances20
- Linear Equations62
- Lines, Angles and Polygons18
- Mensuration 2D138
- Mensuration 3D160
- Number System91
- Percentage, Profit and Loss326
- Ratio, Proportion and Variation212
- Simple and Compound Interest132
- Surds, Indices and Simplification157
- Time and Work198
- Time, Speed and Distance155
- Triangles132