# Trigonometry CDS PYQ Topic Wise (2016–2026)

> Trigonometry CDS PYQs: all 284 questions from 66 official papers (2016–2026), by concept with official answers. Asked in 11 of 11 years.

Source: https://previousyearquestions.app/cds/topics/cds-trigonometry/

Explore: <a href="/cds/topics/">All CDS topics</a> · <a href="/cds/topics/elementary-mathematics/">CDS Elementary Mathematics PYQs</a> · <a href="/cds/">CDS hub</a> · <a href="/cds/syllabus-pattern/">Syllabus & pattern</a> · <a href="/cds/2026/">CDS 2026</a>

## Answer first

Trigonometry PYQs (previous year questions) for CDS: Trigonometry (Elementary Mathematics) had **284 questions** across the 66 official CDS papers we tagged (2016–2026), and appeared in 22 of them. Asked in 11 of 11 years. The concepts asked in the most papers: Trigonometric Identities, Trigonometric Ratios, Heights and Distances.

## Year-wise question count

<ChapterQuestions exam="cds" chapter="cds-trigonometry" part="trend" />

## Most-asked concepts

Sorted by the number of papers a concept appeared in.

<ChapterQuestions exam="cds" chapter="cds-trigonometry" part="concepts" />

## How to practise Trigonometry PYQs

1. Start with the concepts at the top of the table. They have come back the most.
2. Solve one year's Trigonometry questions from the official PDF against the clock, then check the answer listed below.
3. Log every miss as a concept gap, a calculation slip or a misread. Each needs a different fix.
4. Once a concept is clean in two papers, move to the next. Then sit a full paper from the year pages.

## Questions by year

Each line gives the question number and paper, type, concept, our one-line summary and the official answer, with a link to the official PDF.

<ChapterQuestions exam="cds" chapter="cds-trigonometry" part="questions" />

## Other Elementary Mathematics topics

- [Number System and Simplification PYQs](/cds/topics/cds-number-system/)
- [Percentage, Ratio, Profit and Interest PYQs](/cds/topics/cds-arithmetic/)
- [Time, Speed and Work PYQs](/cds/topics/cds-time-speed-work/)
- [Algebra PYQs](/cds/topics/cds-algebra/)
- [Geometry PYQs](/cds/topics/cds-geometry/)
- [Mensuration PYQs](/cds/topics/cds-mensuration/)
- [Statistics PYQs](/cds/topics/cds-statistics/)

## FAQ

### How many Trigonometry questions come in CDS?
In the official papers we tagged: 30 in 2026, 32 in 2025, 25 in 2024, 27 in 2023, 29 in 2022, 30 in 2021, 30 in 2020, 16 in 2019, 20 in 2018, 22 in 2017 and 23 in 2016 (2 papers each year). That is 284 questions in all, about 13% of Elementary Mathematics.

### Which Trigonometry topics repeat in CDS?
Asked in the most papers: Trigonometric Identities, Trigonometric Ratios, Heights and Distances. The concept table lists every one with its count.

### Are these official CDS questions?
Yes. Every question is from an official CDS paper hosted on our year pages. The one-line summaries are ours; open the PDF linked beside each question for the full text.