Trig Identities

Express tan θ in terms of sin θ and cos θ.

What is the value of sec²A - tan²A?

The reciprocal of cosec θ is:

Which expression is equal to cos(90° - θ)?

Simplify the expression: sin θ × cosec θ.

Find the value of 1 - cos² 30°.

What is the value of cot² θ - cosec² θ?

Identify the value of sin 0°.

Which of the following is equivalent to (1/sec θ)?

What is sin² 45° + cos² 45°?

If cot θ = 3/4, then tan θ is:

The value of tan 45° is:

Simplify: cos θ · tan θ.

What is the square of sin θ?

Calculate sin 90° + cos 0°.

Which is equivalent to 1 / cot A?

Value of sec 0° is:

The identity cos² A = 1 - sin² A is derived from:

What is tan 60°?

Evaluate sin 30° / cos 30°.