CBSE Class 10 Maths Standard Introduction to Trigonometry Practice Questions

Choose a Introduction to Trigonometry topic, attempt the question first, then use the solution to revise. Topics: Trigonometric Ratios of Acute Angles, Ratios at 0 Degrees and 90 Degrees, Standard Angle Values, Relationships Between Trigonometric Ratios.

Practice coverage:155 published questions across 6 formats.

ChapterTopic

Base

In a right triangle, $sin θ$ equals:

Select an option first. The solution will unlock after your attempt.

FAQ

What is $\sin\theta$ in a right triangle?

$sin θ = \frac{o pp os i t e}{h y p o t e n u se}$ .

Base

Which identity is correct?

Select an option first. The solution will unlock after your attempt.

FAQ

What is the main trigonometric identity?

$sin^{2} θ + cos^{2} θ = 1$ .

Base

The value of $sin 3 0^{\circ}$ is:

Select an option first. The solution will unlock after your attempt.

FAQ

What is $\sin30^\circ$?

$sin 3 0^{\circ} = \frac{1}{2}$ .

Base

$sin (9 0^{\circ} - θ)$ is equal to:

Select an option first. The solution will unlock after your attempt.

FAQ

What is $\sin(90^\circ-\theta)$?

It equals $cos θ$ .

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CBSE Class 10 Maths Standard Introduction to Trigonometry Practice Questions

Practice coverage:155 published questions across 6 formats.

ChapterTopic

Base

In a right triangle, $sin θ$ equals:

Select an option first. The solution will unlock after your attempt.

FAQ

What is $\sin\theta$ in a right triangle?

$sin θ = \frac{o pp os i t e}{h y p o t e n u se}$ .

Base

Which identity is correct?

Select an option first. The solution will unlock after your attempt.

FAQ

What is the main trigonometric identity?

$sin^{2} θ + cos^{2} θ = 1$ .

Base

The value of $sin 3 0^{\circ}$ is:

Select an option first. The solution will unlock after your attempt.

FAQ

What is $\sin30^\circ$?

$sin 3 0^{\circ} = \frac{1}{2}$ .

Base

$sin (9 0^{\circ} - θ)$ is equal to:

Select an option first. The solution will unlock after your attempt.

FAQ

What is $\sin(90^\circ-\theta)$?

It equals $cos θ$ .

CBSE Class 10 Maths Standard Introduction to Trigonometry Practice Questions

In a right triangle, sinθ equals:

Which identity is correct?

The value of sin30∘ is:

sin(90∘−θ) is equal to:

CBSE Class 10 Maths Standard Introduction to Trigonometry Practice Questions

In a right triangle, sinθ equals:

Which identity is correct?

The value of sin30∘ is:

sin(90∘−θ) is equal to:

In a right triangle, $sin θ$ equals:

The value of $sin 3 0^{\circ}$ is:

$sin (9 0^{\circ} - θ)$ is equal to:

In a right triangle, $sin θ$ equals:

The value of $sin 3 0^{\circ}$ is:

$sin (9 0^{\circ} - θ)$ is equal to: