Trigonometric Functions — Practice Quiz
CBSE · Class 11 · Mathematics
Try a 4-question quiz on Trigonometric Functions for CBSE Class 11 Mathematics: tap an answer to check it and see why.
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Quick Quiz: Trigonometric Functions
0/4Tap an answer to check it instantly. No sign-up needed for these 4.
What is the radian measure of 180 degrees?
In the unit circle, which quadrant does the point (a, b) have both coordinates negative?
What is the fundamental trigonometric identity?
What is the domain of sin(x) and cos(x)?
Sample Questions
In which quadrant is tan(x) positive?
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First Quadrant, Third Quadrant
tan(x) is positive in the first and third quadrants where sine and cosine have the same sign.
What is cos(-x)?
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cos(x)
The cosine function is an even function, so cos(-x) equals cos(x).
What is the radian measure of a complete revolution?
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2π
A complete revolution around a circle is 2π radians, which is equivalent to 360 degrees.
What is sin(π/2)?
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1
At π/2 radians (90 degrees), the sine function has a value of 1.
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Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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