Mathematics · JEE

Online Practice: Trigonometrical identities and trigonometrical functions for JEE

32+ syllabus-aligned questions available

Quick answer

Goodmarks provides free online JEE practice for Trigonometrical identities and trigonometrical functions with 32+ MCQs, instant answer checking, and full solutions. Sign up to unlock the complete question bank and topic-wise filters.

Sharpen your mathematics preparation with interactive online practice for Trigonometrical identities and trigonometrical functions. Goodmarks offers 32+ JEE-style MCQs mapped to the official syllabus, each with detailed explanations so you learn from every attempt.

Syllabus context

Part of Trigonometry in JEE Main Mathematics.

Free sample questions

Attempt 8 free MCQs for Trigonometrical identities and trigonometrical functions. Unlock 24+ more with Pro.

Unlock full bank

Q1MathsUnit 14: Trigonometry

\mathbf{A}=\cos 20^{0} \cos 40^{0} \cos 60^{0} \cos 80^{0}

\mathbf{B}=\cos 6^{0} \cos 42^{0} \cos 66^{0} \cos 78^{0}

\mathbf{C}=\cos \mathbf{3} \mathbf{6}^{\mathbf{0}} \cos \mathbf{7} \mathbf{2}^{\mathbf{0}} \cos \mathbf{1 0} \mathbf{8}^{\mathbf{0}} \cos \mathbf{1} \mathbf{4} \mathbf{4}^{\mathbf{0}}

Q2MathsUnit 14: Trigonometry

The measures of the angles of a triangle are in the ratio

4: 5: 9 .

The triangle is:

Q3MathsUnit 14: Trigonometry

\ln \Delta A B C, B C=A B

and

\angle B=80^{\circ}

Then

\angle A

is equal to

Q4MathsUnit 14: Trigonometry

Two line segments

A B

and

A C

include an angle of

60^{0}

where

A B=5 \mathrm{cm}

and

A C

=7 \mathrm{cm} .

Locate points

\mathrm{P}

and

\mathrm{Q}

\mathrm{AB}

and

A C,

respectively such that

A P=\frac{3}{4}

A B

and

A Q=\frac{1}{4} A C .

Join

P

and

Q

and measure the length PQ.

Q5MathsUnit 14: Trigonometry

The terminal arm is in II quadrant, what are the measures of possible angles?

Q6MathsUnit 14: Trigonometry

\tan \theta=\frac{x \sin \phi}{1-x \cos \phi}, \tan \phi=

\frac{y \sin \theta}{1-y \cos \theta},

then

\frac{x}{y}=

Q7MathsUnit 14: Trigonometry

\sqrt{\frac{1-\sin A}{1+\sin A}}+\frac{\sin A}{\cos A}=\frac{1}{\cos A},

for all permissible values of

A,

then

A

belongs to This question has multiple correct options

Q8MathsUnit 14: Trigonometry

If two triangles are

_{--}-

they are similar.

Want unlimited Trigonometrical identities and trigonometrical functions practice?

Pro unlocks the full question bank, topic filters, and attempt history.

Get started free View Pro plans

Frequently asked questions

How do I practice Trigonometrical identities and trigonometrical functions online for JEE?

Open this page, attempt the free sample MCQs, then sign up on Goodmarks to access the full Trigonometrical identities and trigonometrical functions question bank with topic filters and detailed explanations.

How many Trigonometrical identities and trigonometrical functions questions are available?

Goodmarks currently has 32+ JEE-aligned MCQs for Trigonometrical identities and trigonometrical functions, with more added regularly.

Is this aligned with the JEE Main syllabus?

Yes. All Mathematics questions on Goodmarks are organised by official JEE Main units and subtopics, including Trigonometrical identities and trigonometrical functions.

Do I get solutions after each question?

Every question includes the correct answer and a step-by-step explanation. Free users can practise a random mix; Pro unlocks full subject and topic filters.