Question

Which of the following statements is true?

Options

• sin θ = cos (90 - θ)

• cos θ = tan (90 - θ)

• sin θ = tan (90 - θ)

• tan θ = tan (90 - θ)

Answer 1

sin θ = cos (90 - θ)

Explanation:

We know, sin θ = cos (90 - θ)

Also, cos θ = sin (90 - θ) and tan θ = cot (90 - θ)