Trigonometric Identities Quiz

What is the reciprocal identity of csc(θ) ?

What is the reciprocal identity of sec(θ) ?

Which of these is equal to cot(θ) ?

What is tan(θ) ?

Which of these is a Pythagorean identity?

What is $1 + \tan^2 \theta$ equal to?

The identity $1+\cot^2\theta=$ ?

cos(90° − θ) equals :

tan(90° − θ) equals :

cot(90° − θ) equals :

sec(90° − θ) equals :

csc(90° − θ) equals :

What is cos(−θ) equal to?

sin(2θ) is equal to :

What is the double-angle identity for cos(2θ) ?

What is the formula for tan(2θ) ?

What is sin(θ + 2π) ?

What is the formula for sin(A + B) ?

What is cos(A + B) ?

What is the formula for tan(A + B) ?

What is the triple angle identity for sin(3θ) ?

Which identity represents cos(3θ) ?

What is the formula for tan(3θ) ?

What is the half-angle identity for $\sin\left(\frac{\theta}{2}\right)$ ?

What is the half-angle identity for $\cos\left(\frac{\theta}{2}\right)$ ?