CBSE Class 10 Maths Trigonometry Formula Sheet 2025–26 – Free PDF Download

Trigonometry is one of the most important and scoring units in CBSE Class 10 Mathematics. It forms the foundation for advanced mathematics in higher classes and plays a key role in board examinations. To help students revise efficiently and score better marks, Studentbro.in provides a CBSE Class 10 Maths Trigonometry Chapter-wise Formula PDF for the academic year 2025–26, available for free download.

This formula sheet is prepared strictly according to the latest CBSE syllabus and exam pattern, ensuring accuracy, clarity, and relevance.

Direct All Chapter Links to Download MCQ Based Question (PDF)

► Click “Download Here” next to your subject to access the free PDF.

Importance of Trigonometry in CBSE Class 10 Maths

Trigonometry introduces students to the relationship between angles and sides of right-angled triangles. It has both theoretical and application-based questions in board exams. Most questions are formula-based, which makes trigonometry a highly scoring unit if formulas are revised properly.

Trigonometry helps students:

• Develop logical and analytical thinking

• Solve real-life problems involving heights and distances

• Build a base for Class 11 and 12 mathematics

• Score assured marks in board exams

With a well-organized formula PDF, students can revise quickly and avoid confusion during exams.

What is Included in CBSE Trigonometry Formula PDF 2025–26

The CBSE Trigonometry Formula PDF from Studentbro.in includes all formulas from trigonometry chapters prescribed for Class 10. The content is chapter-wise, easy to understand, and exam-focused.

Chapter-wise Coverage of Trigonometry Formulas

Chapter 8: Introduction to Trigonometry – Important Formulas

This chapter introduces the basic concept of trigonometry. The formula PDF includes:

• Definition of trigonometric ratios

• Sine (sin), Cosine (cos), Tangent (tan)

• Cosecant (cosec), Secant (sec), Cotangent (cot)

• Trigonometric ratios for a right-angled triangle

These formulas are fundamental and are used throughout trigonometry.

Trigonometric Ratios Table (Standard Angles)

The formula PDF includes trigonometric values for standard angles:

• sin 0°, 30°, 45°, 60°, 90°

• cos 0°, 30°, 45°, 60°, 90°

• tan 0°, 30°, 45°, 60°, 90°

• cosec, sec, cot values

Memorizing this table helps students solve questions faster in exams.

Chapter 8: Trigonometric Identities – Formula Sheet

Trigonometric identities are very important from an exam point of view. The PDF includes all standard identities such as:

• sin²A + cos²A = 1

• 1 + tan²A = sec²A

• 1 + cot²A = cosec²A

• Reciprocal identities

• Quotient identities

These identities are frequently asked in 3-mark and 5-mark questions.

Chapter 9: Some Applications of Trigonometry – Height and Distance

This chapter applies trigonometry to real-life situations. The formula PDF includes:

• Angle of elevation

• Angle of depression

• Height and distance formulas

• Diagram-based explanation tips

This chapter tests understanding and application of formulas, making revision essential.

Weightage of Trigonometry in CBSE Board Exams

Trigonometry carries significant marks in Class 10 board exams. Questions may include:

• Proving trigonometric identities

• Finding heights and distances

• Solving value-based trigonometric problems

Proper formula revision ensures accuracy and time management during exams.

Benefits of Using Studentbro.in Trigonometry Formula PDF

• Free PDF download

• Based on latest CBSE syllabus 2025–26

• Chapter-wise structured content

• Simple and clear language

• Ideal for last-minute revision

• Saves time during exam preparation

Who Can Use This Trigonometry Formula Sheet

This formula PDF is useful for:

• CBSE Class 10 students

• Students preparing for pre-board exams

• Students revising before board exams

• Teachers for classroom teaching

• Students preparing for competitive exams

How to Download CBSE Trigonometry Formula PDF from Studentbro.in

Students can easily download the CBSE Class 10 Maths Trigonometry Formula PDF by visiting the official website:

Download Link: Trigonometry Formula

By subscribing to Studentbro.in, students also get access to:

• Chapter-wise notes

• Important questions

• Sample papers

• Revision worksheets

• Previous year question papers

Why Studentbro.in is Best for CBSE Maths Preparation

Studentbro.in is a student-focused educational platform offering high-quality CBSE study material. All content is created by subject experts and updated regularly according to CBSE guidelines.

Key advantages:

• Reliable and exam-oriented content

• Easy-to-download PDFs

• Free and premium learning resources

• Designed for better understanding and revision

Tips to Score High in Trigonometry

• Memorize trigonometric ratios and identities

• Practice identity-based questions regularly

• Revise formulas daily using the PDF

• Draw neat diagrams in exams

• Avoid calculation mistakes

Using a formula sheet daily improves speed and accuracy.

Final Conclusion

Trigonometry can become one of the easiest and highest-scoring chapters in CBSE Class 10 Maths if formulas are revised properly. The CBSE Class 10 Maths Trigonometry Chapter-wise Formula PDF 2025–26 from Studentbro.in is a complete and reliable revision resource. Download it for free, practice regularly, and boost your confidence for board exams.

For more CBSE study material, visit Studentbro.in and start your smart preparation today.