Class 11 Mathematics Trigonometric Functions Revision Questions
Revision Questions for Class 11 Mathematics Trigonometric Functions. Try first, then reveal the answer. These are exam-oriented practice items, not copied board papers.
Practice questions aligned to NCERT topics used in CBSE classrooms. These are original exam-oriented questions for revision — not official CBSE board papers and not a guarantee of any exam question. Always match the textbook issued by your school and the latest PDFs on ncert.nic.in and cbseacademic.nic.in.
Answers opened: 0
Practice set
Q1MCQ1 markEasyRevision pick
Choose the correct statement related to Trigonometric Functions in the chapter Trigonometric Functions.
A. CBSE often tests a concept by asking a daily-life example from the same chapter
B. Trigonometric Functions is an NCERT chapter taught in CBSE Class 11 Mathematics
C. 2π radian = 360°
D. General solution ideas as in chapter
Answer
C. 2π radian = 360°
Explanation
2π radian = 360°. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q2MCQ1 markEasy
Choose the correct statement related to Trigonometric Functions in the chapter Trigonometric Functions.
A. sin²x+cos²x=1
B. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
C. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
D. Signs in four quadrants
Answer
A. sin²x+cos²x=1
Explanation
sin²x+cos²x=1. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q3MCQ1 markEasy
Choose the correct statement related to Trigonometric Functions in the chapter Trigonometric Functions.
A. General solution ideas as in chapter
B. Graphs of sin, cos, tan
C. Every chapter ends with keywords or a summary that is useful for one-mark answers
D. Write three points from Trigonometric Functions in your own words; that is enough for a short-answer start
Answer
A. General solution ideas as in chapter
Explanation
General solution ideas as in chapter. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q4MCQ1 markEasy
Choose the correct statement related to Trigonometric Functions in the chapter Trigonometric Functions.
A. Use the terms used in the NCERT book; do not replace them with unofficial names
B. Trigonometric Functions is an NCERT chapter taught in CBSE Class 11 Mathematics
C. CBSE often tests a concept by asking a daily-life example from the same chapter
D. Signs in four quadrants
Answer
D. Signs in four quadrants
Explanation
Signs in four quadrants. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q5MCQ1 markModerateRevision pick
Choose the correct statement related to Trigonometric Functions in the chapter Trigonometric Functions.
A. Mix MCQs with short answers so you remember both facts and explanations from Trigonometric Functions
B. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
C. Graphs of sin, cos, tan
D. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
Answer
C. Graphs of sin, cos, tan
Explanation
Graphs of sin, cos, tan. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q6MCQ1 markEasy
Choose the correct statement related to Trigonometric Functions in the chapter Trigonometric Functions.
A. Signs in four quadrants
B. Trigonometric Functions is an NCERT chapter taught in CBSE Class 11 Mathematics
C. Write three points from Trigonometric Functions in your own words; that is enough for a short-answer start
D. Every chapter ends with keywords or a summary that is useful for one-mark answers
Answer
B. Trigonometric Functions is an NCERT chapter taught in CBSE Class 11 Mathematics
Explanation
Trigonometric Functions is an NCERT chapter taught in CBSE Class 11 Mathematics. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q7MCQ1 markEasy
Choose the correct statement related to Textbook first in the chapter Trigonometric Functions.
A. The textbook says the opposite of this statement
B. CBSE often tests a concept by asking a daily-life example from the same chapter
C. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
D. Use the terms used in the NCERT book; do not replace them with unofficial names
Answer
C. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
Explanation
Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q8MCQ1 markEasy
Choose the correct statement related to Keywords in the chapter Trigonometric Functions.
A. This happens only in a laboratory and never in daily life
B. Mix MCQs with short answers so you remember both facts and explanations from Trigonometric Functions
C. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
D. Every chapter ends with keywords or a summary that is useful for one-mark answers
Answer
D. Every chapter ends with keywords or a summary that is useful for one-mark answers
Explanation
Every chapter ends with keywords or a summary that is useful for one-mark answers. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q9MCQ1 markEasyRevision pick
Choose the correct statement related to Examples in the chapter Trigonometric Functions.
A. 2π radian = 360°
B. This idea is not part of the NCERT chapter
C. CBSE often tests a concept by asking a daily-life example from the same chapter
D. Write three points from Trigonometric Functions in your own words; that is enough for a short-answer start
Answer
C. CBSE often tests a concept by asking a daily-life example from the same chapter
Explanation
CBSE often tests a concept by asking a daily-life example from the same chapter. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q10MCQ1 markModerate
Choose the correct statement related to Diagrams in the chapter Trigonometric Functions.
A. Use the terms used in the NCERT book; do not replace them with unofficial names
B. The textbook says the opposite of this statement
C. sin²x+cos²x=1
D. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
Answer
D. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
Explanation
If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q11MCQ1 markEasy
Choose the correct statement related to Revision in the chapter Trigonometric Functions.
A. Mix MCQs with short answers so you remember both facts and explanations from Trigonometric Functions
B. General solution ideas as in chapter
C. Write three points from Trigonometric Functions in your own words; that is enough for a short-answer start
D. This happens only in a laboratory and never in daily life
Answer
C. Write three points from Trigonometric Functions in your own words; that is enough for a short-answer start
Explanation
Write three points from Trigonometric Functions in your own words; that is enough for a short-answer start. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q12MCQ1 markEasy
Choose the correct statement related to Accuracy in the chapter Trigonometric Functions.
A. Signs in four quadrants
B. This idea is not part of the NCERT chapter
C. Use the terms used in the NCERT book; do not replace them with unofficial names
D. 2π radian = 360°
Answer
C. Use the terms used in the NCERT book; do not replace them with unofficial names
Explanation
Use the terms used in the NCERT book; do not replace them with unofficial names. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q13MCQ1 markEasyRevision pick
Choose the correct statement related to Practice in the chapter Trigonometric Functions.
A. The textbook says the opposite of this statement
B. Graphs of sin, cos, tan
C. sin²x+cos²x=1
D. Mix MCQs with short answers so you remember both facts and explanations from Trigonometric Functions
Answer
D. Mix MCQs with short answers so you remember both facts and explanations from Trigonometric Functions
Explanation
Mix MCQs with short answers so you remember both facts and explanations from Trigonometric Functions. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q14MCQ1 markEasy
Choose the correct statement related to Trigonometric Functions in the chapter Trigonometric Functions.
A. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
B. This happens only in a laboratory and never in daily life
C. Signs in four quadrants
D. 2π radian = 360°
Answer
D. 2π radian = 360°
Explanation
2π radian = 360°. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q15MCQ1 markModerate
Choose the correct statement related to Trigonometric Functions in the chapter Trigonometric Functions.
A. 2π radian = 360°
B. sin²x+cos²x=1
C. Every chapter ends with keywords or a summary that is useful for one-mark answers
D. Graphs of sin, cos, tan
Answer
B. sin²x+cos²x=1
Explanation
sin²x+cos²x=1. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q16MCQ1 markEasy
Choose the correct statement related to Trigonometric Functions in the chapter Trigonometric Functions.
A. Trigonometric Functions is an NCERT chapter taught in CBSE Class 11 Mathematics
B. CBSE often tests a concept by asking a daily-life example from the same chapter
C. General solution ideas as in chapter
D. sin²x+cos²x=1
Answer
C. General solution ideas as in chapter
Explanation
General solution ideas as in chapter. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q17MCQ1 markEasyRevision pick
Choose the correct statement related to Trigonometric Functions in the chapter Trigonometric Functions.
A. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
B. Signs in four quadrants
C. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
D. General solution ideas as in chapter
Answer
B. Signs in four quadrants
Explanation
Signs in four quadrants. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q18MCQ1 markEasy
Choose the correct statement related to Trigonometric Functions in the chapter Trigonometric Functions.
A. Signs in four quadrants
B. Every chapter ends with keywords or a summary that is useful for one-mark answers
C. Write three points from Trigonometric Functions in your own words; that is enough for a short-answer start
D. Graphs of sin, cos, tan
Answer
D. Graphs of sin, cos, tan
Explanation
Graphs of sin, cos, tan. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q19MCQ1 markEasy
Choose the correct statement related to Trigonometric Functions in the chapter Trigonometric Functions.
A. sin²x+cos²x=1
B. Graphs of sin, cos, tan
C. This topic is only for college
D. Trigonometric Functions is an NCERT chapter taught in CBSE Class 11 Mathematics
Answer
D. Trigonometric Functions is an NCERT chapter taught in CBSE Class 11 Mathematics
Explanation
Trigonometric Functions is an NCERT chapter taught in CBSE Class 11 Mathematics. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q20MCQ1 markModerate
Choose the correct statement related to Textbook first in the chapter Trigonometric Functions.
A. Mix MCQs with short answers so you remember both facts and explanations from Trigonometric Functions
B. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
C. Trigonometric Functions is an NCERT chapter taught in CBSE Class 11 Mathematics
D. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures
Answer
B. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions
Explanation
Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions. The other options mix ideas from nearby topics or reverse the textbook fact.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q211 Mark1 markEasy
Define or state: Keywords.
Answer
Every chapter ends with keywords or a summary that is useful for one-mark answers.
Explanation
A one-mark answer should use the textbook term and one clear fact — not a long paragraph.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q221 Mark1 markEasy
Define or state: Examples.
Answer
CBSE often tests a concept by asking a daily-life example from the same chapter.
Explanation
A one-mark answer should use the textbook term and one clear fact — not a long paragraph.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q231 Mark1 markEasy
Define or state: Diagrams.
Answer
If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures.
Explanation
A one-mark answer should use the textbook term and one clear fact — not a long paragraph.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q241 Mark1 markEasy
Define or state: Revision.
Answer
Write three points from Trigonometric Functions in your own words; that is enough for a short-answer start.
Explanation
A one-mark answer should use the textbook term and one clear fact — not a long paragraph.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q251 Mark1 markModerate
Define or state: Accuracy.
Answer
Use the terms used in the NCERT book; do not replace them with unofficial names.
Explanation
A one-mark answer should use the textbook term and one clear fact — not a long paragraph.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q261 Mark1 markEasy
Define or state: Practice.
Answer
Mix MCQs with short answers so you remember both facts and explanations from Trigonometric Functions.
Explanation
A one-mark answer should use the textbook term and one clear fact — not a long paragraph.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q271 Mark1 markEasy
Define or state: Trigonometric Functions.
Answer
2π radian = 360°.
Explanation
A one-mark answer should use the textbook term and one clear fact — not a long paragraph.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q281 Mark1 markEasy
Define or state: Trigonometric Functions.
Answer
sin²x+cos²x=1.
Explanation
A one-mark answer should use the textbook term and one clear fact — not a long paragraph.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q291 Mark1 markEasy
Define or state: Trigonometric Functions.
Answer
General solution ideas as in chapter.
Explanation
A one-mark answer should use the textbook term and one clear fact — not a long paragraph.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q301 Mark1 markModerate
Define or state: Trigonometric Functions.
Answer
Signs in four quadrants.
Explanation
A one-mark answer should use the textbook term and one clear fact — not a long paragraph.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q312 Mark2 marksModerate
Give two points to explain Trigonometric Functions as used in Trigonometric Functions.
Answer
1. Graphs of sin, cos, tan.
2. Keep the NCERT wording and add one daily-life example from the same chapter.
Explanation
Two-mark answers work best as two numbered points. One definition plus one example is usually enough.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q322 Mark2 marksDifficult
Give two points to explain Trigonometric Functions as used in Trigonometric Functions.
Answer
1. Trigonometric Functions is an NCERT chapter taught in CBSE Class 11 Mathematics.
2. Keep the NCERT wording and add one daily-life example from the same chapter.
Explanation
Two-mark answers work best as two numbered points. One definition plus one example is usually enough.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q332 Mark2 marksModerate
Give two points to explain Textbook first as used in Trigonometric Functions.
Answer
1. Read the definitions, diagrams and solved examples in the NCERT textbook before practising extra questions.
2. Keep the NCERT wording and add one daily-life example from the same chapter.
Explanation
Two-mark answers work best as two numbered points. One definition plus one example is usually enough.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q342 Mark2 marksModerate
Give two points to explain Keywords as used in Trigonometric Functions.
Answer
1. Every chapter ends with keywords or a summary that is useful for one-mark answers.
2. Keep the NCERT wording and add one daily-life example from the same chapter.
Explanation
Two-mark answers work best as two numbered points. One definition plus one example is usually enough.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q352 Mark2 marksModerate
Give two points to explain Examples as used in Trigonometric Functions.
Answer
1. CBSE often tests a concept by asking a daily-life example from the same chapter.
2. Keep the NCERT wording and add one daily-life example from the same chapter.
Explanation
Two-mark answers work best as two numbered points. One definition plus one example is usually enough.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q362 Mark2 marksDifficult
Give two points to explain Diagrams as used in Trigonometric Functions.
Answer
1. If the chapter has a diagram, practise labelling it — many school tests ask for labelled figures.
2. Keep the NCERT wording and add one daily-life example from the same chapter.
Explanation
Two-mark answers work best as two numbered points. One definition plus one example is usually enough.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q372 Mark2 marksModerate
Give two points to explain Revision as used in Trigonometric Functions.
Answer
1. Write three points from Trigonometric Functions in your own words; that is enough for a short-answer start.
2. Keep the NCERT wording and add one daily-life example from the same chapter.
Explanation
Two-mark answers work best as two numbered points. One definition plus one example is usually enough.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q382 Mark2 marksModerate
Give two points to explain Accuracy as used in Trigonometric Functions.
Answer
1. Use the terms used in the NCERT book; do not replace them with unofficial names.
2. Keep the NCERT wording and add one daily-life example from the same chapter.
Explanation
Two-mark answers work best as two numbered points. One definition plus one example is usually enough.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q392 Mark2 marksModerate
Give two points to explain Practice as used in Trigonometric Functions.
Answer
1. Mix MCQs with short answers so you remember both facts and explanations from Trigonometric Functions.
2. Keep the NCERT wording and add one daily-life example from the same chapter.
Explanation
Two-mark answers work best as two numbered points. One definition plus one example is usually enough.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
Q402 Mark2 marksDifficult
Give two points to explain Trigonometric Functions as used in Trigonometric Functions.
Answer
1. 2π radian = 360°.
2. Keep the NCERT wording and add one daily-life example from the same chapter.
Explanation
Two-mark answers work best as two numbered points. One definition plus one example is usually enough.
Meta
Class: Class 11 · Subject: Mathematics · Chapter: Trigonometric Functions · Original GKSchools practice (NCERT-aligned, not an official CBSE paper).
FAQs
Are these official CBSE board questions?
No. They are original practice questions aligned to NCERT topics used in CBSE classrooms. Official sample papers are published on cbseacademic.nic.in.
Will these questions appear in the board exam?
Nobody can promise a question. Use them for revision of frequently tested concepts and exam-style practice.
Is the chapter list the latest NCERT list?
Yes, the catalog follows current NCERT textbooks used in CBSE schools (including new middle-stage books such as Ganita Prakash and Curiosity). Always match the book issued by your school.
How should I use the 100 questions?
Try the question first, then tap Show answer. Mix MCQs with long answers. Revise formulas and diagrams from the textbook alongside this set.
Where are NCERT solutions?
Open the NCERT-style practice link on this subject or chapter. For word-for-word textbook exercise answers, use the NCERT book itself; we do not copy solution keys from other websites.
What is the suggested URL pattern?
Hub /cbse/, then /cbse/class-11/, then subject and chapter slugs.
Why is this a separate URL?
So students searching for “Revision Questions” land on a filtered set, while the chapter page remains the full 100-question bank. Same facts, different search intent.
Today's 3-step path
Follow this loop every day: mixed test, current affairs, then today's subject. A new set arrives tomorrow.
